Delta IV Payload Planners Guide - October 1999 F# q1- -7"j`Rg1)ciyN\N0]/>CaWLqU,jEh3%2 W48u$0DxzI iz55XJ#p9$"G8)nc5-}(a.6j]?eD.8 6~5Y|fro xA7AmGxnqt_,MmOw0Uvdj t!:$`v0m5c O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf [32] The DCSS had 4m diameter and 5m diameter versions, with matching diameter payload fairings. [14] The USAF moved 7 launches from Delta IV to Atlas V.[15] To end litigation and competition for a limited market, both companies agreed to form the United Launch Alliance (ULA) joint venture. 2023 Northrop Grumman. The second stage is powered by the RL-10B engine. -2- . %PDF-1.5 % c0|_}`pz0 cc4D 7\HCj(I?uf eX_0NcRu1wQ9 T'|>H%Z%*.yXSGc 4_GR+[5> (4'XgVZtL aq[aP/}ARI@PAwO8s .i,@Yf6akrCns!Uu* 4?,20-FKDgLuAp4j$hz~ [35], A three-digit (XYZ) naming convention is used for the Atlas V configuration identification. << /ProcSet [ /PDF /Text ] /ColorSpace << /Cs1 7 0 R >> /Font << /TT2 9 0 R trailer <<8D9465B782A042F99BA9A4986B1592D1>]/Prev 881083>> startxref 0 %%EOF 59 0 obj <>stream Up to five Aerojet Rocketdyne Graphite-Epoxy Motor solid rocket boosters can be added to increase vehicle performance, and two diameters of payload fairing are available. In paying ULA for such fixed launch costs and executing the EELV program under a cost-plus contract, the DoD has reimbursed ULA for allowable, reasonable, and allocable costs for its launches, while requiring ULA to reimburse it on a per-launch basis for launches that ULA sells to its non-DoD customers. [46] As of 2019, Blue Origin expected a first launch of New Glenn in 2021. NASA Mission Specific ESPA SIS 4 LSP-REQ-317.01B Launch Services Program Program Level Dispenser and CubeSat endstream endobj startxref The program is managed by the Space Force's Space Systems Command (SSC), specifically the Assured Access to Space Directorate (SSC/AA),[1] in partnership with the National Reconnaissance Office. 1401 << /Length 5 0 R /Filter /FlateDecode >> FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK endstream endobj startxref >> By 2016 the Air Force was working to introduce competition into the Evolved Expendable Launch Vehicle (EELV) program. 0000068216 00000 n This would be difficult to achieve since projections showed that the EELV would not be able to meet the requirements of as much as 42 percent of the estimated commercial market. Feature; Published: 28 November 2017; EELV secondary payload adapter (ESPA) static qualification tests. nG +D,@g%ZKh?RgO>52orjm*R2C}H6m5W0_/om>+pZ}. E6S2)212 "l+&Y4P%\%g|eTI (L 0_&l2E 9r9h xgIbifSb1+MxL0oE%YmhYh~S=zU&AYl/ $ZU m@O l^'lsk.+7o9V;?#I3eEKDd9i,UQ h6'~khu_ }9PIo= C#$n?z}[1 xKo6L"%>4m[=!zn-K3Pgfowgu>?me|W63ov,Eno:lcu,7s9c_I1&/{v<3eR|xRwqh0UK Northrop Grummans ESPAStar platform provides a modular, cost-effective and highly capable infrastructure resource for hosting technology development and operational payloads. The EELV program would maintain current mass-to-orbit capability while increasing launch rate and decreasing costs. ULA stated it did not have any Atlas engines available to bid in order to submit a timely proposal. 0000017080 00000 n Evolved Expendable Launch Vehicle Secondary Payload Adapter (ESPA) Rideshare Users Guide, and Do-no-harm Requirements Document . The ESPAStar platform leverages the available mass margin from any EELV launch to provide an affordable path to space for payloads. [12], In 2003, Boeing was found to be in possession of proprietary documents from Lockheed Martin. On September 29, 2015, the Air Force awarded an EELV Launch Capability (ELC) contract to ULA valued at $882 millionthe latest such contract the Air Force has awarded to ULA since ULA became the only source for launches under the EELV program. As of 2017, SpaceX is completing this certification process with its Falcon 9 vehicle to also begin providing launch services for NSS missions. i`zN$KgyHDis+hj^@BV/C4v3bKAj. [11], In October 1998 two initial launch services contracts (known as Buy 1) were awarded. [48][47] %PDF-1.3 0 endobj 651 0 obj <>/Filter/FlateDecode/ID[<6EC1C2F151EC3C45B8B5ECDBB3EB3C71><0EADE15319BF1E45AF492E40E1E9E55A>]/Index[637 42]/Info 636 0 R/Length 86/Prev 989486/Root 638 0 R/Size 679/Type/XRef/W[1 3 1]>>stream Abstract. O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf The EELV program is a funded U.S. Air Force acquisition program of record that provides space launch services for national security space (NSS) payloads. Thompson. 21 0 obj The ESPAStar platform leverages the available mass margin from any EELV launch to provide an affordable path to space for payloads. endobj /TT4 11 0 R >> >> 120 0 obj 0000082556 00000 n [33][34], Each Atlas V launch vehicle is based on a Common Core Booster powered by one NPO Energomash RD-180 engine with two combustion chambers and a Centaur upper stage powered by one or two Pratt & Whitney Rocketdyne RL10A-4-2 engines. We encourage you to use one of these browsers for the best experience. Two providers were to be selected to launch spacecraft to a number of reference orbits. As the Air Force's spacelift modernization program, EELV was designed to increase reliability and reduce launch costs by at least 25 percent over heritage Atlas, Delta and Titan space launch systems. .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%YjgGeQn~5f5wugv5k\Nw]m mHFenQQ`hBBQ-[lllfj"^bO%Y}WwvwXbY^]WVa[q`id2JjG{m>PkAmag_DHGGu;776qoC{P38!9-?|gK9w~B:Wt>^rUg9];}}_~imp}]/}.{^=}^?z8hc' [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 The Delta IV Medium, Medium-Plus and Heavy configurations are evolved from flight proven Delta II and Delta III systems while incorporating the latest technology into a family of vehicles maximizing the use of common hardware. K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. The Evolved Expendable Launch Vehicle (EELV) system is being developed by the United States Air Force (USAF) and its prime contractors to meet the nations need for expend-able launch vehicles through the . Download PDF. Delta IV Medium flew with two or four SRBs on a single Common Booster Core. >> The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, Instead of setting those engines aside for national security launches, ULA rushed to assign them to non-national security launches that are unrestricted in their use of Russian engines. xXn8+84 3m s?0d)!#fDQb-U!~$?ORR /p_)'a}^vh#|Z8+j-v$2c{\u>y-_{ZVV%mr|u|~/a& d0S&/SJig=0QtN&?iHpzje1$Zu>)4{^D)%g/(M%@%@^t`gGe6>a409$"e FA/|W z>q5.~iQXwID:!c Development includes all efforts leading up to and including EELV certification (and the validation of all NRE work) to meet the full range of EELV mass-to-orbit requirements The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). endobj The Atlas V provides medium and intermediate lift capability and is evolved from flight-proven Atlas and Titan programs, maximizing flexibility and reliability. Shelby was a loyal supporter of ULA, and attempted to shoehorn in money to buy the RD-180 engines from Russia, against the wishes of Senator McCain and the rest of the Armed Services Committee. ?fA(4 F 1@DCPog|yReAZirIrj{*0X}0b{37Vl [mvK7!,ubg-Yj0S(.rIW~,vMJro 8>-\8~-Yw0z UP2^PoDAzuEu;*YRs.KA=^>l=bLe*qV&y.vt%?k7MI(x8 zluC m^"4~b7 xBHNxZ9RRJhkL1hV0 LHJ9KDv"iE^p!+X$(/MDP_dP =|>hPHICt4B@n#,sqBGFY!u&i-dTr2e$'bWv7BiT|nT^F)U9K,rN0bi\2tR0,; Yz{:|*sO=c>z+Mf2BB.4Y!KRcW Delta IV's inaugural flight was marked by the successful launch of a commercial satellite on a Medium-Plus (4,2) in November 2002. To do so, ULA has had to maintain sufficient cost accounting systems within the company. Although additional new entrants may be able to compete in the future, it is unlikely that others will be ready to compete before Phase 2. 1. 4 The NSSL system includes launch vehicles, launch capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces . [47] Blue Origin is considered likely to continue building and testing New Glenn, in part since they were already privately funding development prior to the Air Force NSSL competition. Up to five solid rocket boosters can be added to augment performance. [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 RFP F04701-97-R-0008 19 June 1998 ii . 5 0 obj endstream endobj startxref 18 0 obj 0000006557 00000 n hb```B ;6hvfa. The 4m diameter DCSS was retired with the Delta IV Medium after the 22 August 2019 launch of a GPS-III satellite on a Delta IV M+(4,2) two SRBs, and a 4m diameter DCSS and payload fairing. [ /ICCBased 18 0 R ] [37], The main features of the Falcon 9 in its current Block 5 version include two stages, both powered by LOX and RP-1, with nine Merlin 1D engines on the first stage and one Merlin 1D Vacuum engine on the second stage. 5 0 obj Launch performance can be augmented by adding either two or four solid rocket motors. This document was produced and is maintained by the Evolved Expendable Launch Vehicle 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream ]$p_>Ox1s?Vm,po%\Y&7r0& Sa`c6yh 2(~Xb)e# La?y`/sY< -RV\]{wTKc}6saI]Y >:GP!~3kT Potential savings would be generated through the commercial launch market and shared development by government and commercial customers. Opportunity which will utilize an Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) or ESPA Grande. Standard payload interfaces were touted as another way to save money and improve efficiency, though success in that area remained to be seen. Thats Defining Possible. The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification . endstream endobj 638 0 obj <>/Metadata 52 0 R/Pages 635 0 R/StructTreeRoot 114 0 R/Type/Catalog>> endobj 639 0 obj <>/MediaBox[0 0 612 792]/Parent 635 0 R/Resources<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 640 0 obj <>stream National Security Space Launch (NSSL) formerly Evolved Expendable Launch Vehicle (EELV) from 1994 to 2019 is a program of the United States Space Force (USSF) intended to assure access to space for United States Department of Defense and other United States government payloads. The EELV system included launch vehicles, infrastructure, support systems, and interfaces. [25][26] The USAF certified the Falcon 9 in May 2015,[27] and in 2016 SpaceX won a contract under the EELV program to launch a GPS Block III satellite payload to MEO. ULA is expected to handle 60 percent of the launches while SpaceX will handle 40 percent of the launches over the five-year period. 19 0 obj El Segundo, California 90245-2808 : DISTRIBUTION STATEMENT A: Approved for public release. A1vjp zN6p\W pG@ Search 209,668,378 papers from all fields of science . 0000003719 00000 n << /Length 13 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> 0000027829 00000 n The Falcon Heavy is a heavy-lift rocket developed and produced by SpaceX. DOD expects to spend about $9.5 billion over the next 5 years acquiring launch hardware and services through the program, during which time it will also be working to certify new launch providers. trailer %%EOF Abstract. Falcon Heavy has been certified for two Phase 1A reference orbits and as of 2019, "[i]t's not certified for all of our most stressing national security space orbits," Thompson said. - A final check of specifications will be conducted prior to launch. #ga-ad {display: none;} [16] Each company has a 50% stake in ULA. E6S2)212 "l+&Y4P%\%g|eTI (L 0_&l2E 9r9h xgIbifSb1+MxL0oE%YmhYh~S=zU&AYl/ $ZU m@O l^'lsk.+7o9V;?#I3eEKDd9i,UQ h6'~khu_ }9PIo= C#$n?z}[1 The ESPAStar platforms six payload ports are capable of accommodating any combination of up to six hosted and 12 separable (fly-away) payloads (maximum one hosted or two separables per port). [24] The USAF and SpaceX settled the lawsuit in Jan 2015 by opening up more launches to competitive bidding. ' Zk! $l$T4QOt"y\b)AI&NI$R$)TIj"]&=&!:dGrY@^O$ _%?P(&OJEBN9J@y@yCR nXZOD}J}/G3k{%Ow_.'_!JQ@SVF=IEbbbb5Q%O@%!ByM:e0G7 e%e[(R0`3R46i^)*n*|"fLUomO0j&jajj.w_4zj=U45n4hZZZ^0Tf%9->=cXgN]. While the anticipated commercial satellite base never materialized, having two different families of launch vehicles, along with multiple launch sites, contributed significantly to the nation's ability to maintain assured access to space. 0000087266 00000 n Evolved Expendable Launch Vehicle Rideshare User's Guide . a new EELV acquisition strategy in November 2011, revising it in 2013. stream . [ /ICCBased 12 0 R ] For almost 10 years, the EELV program had only one company capable of providing launches. An Atlas V XYZ will have a 4.2-or-5.4-meter (14 or 18ft) diameter payload fairing, Y solid rocket boosters (0-5), and Z RL-10's on the Centaur upper stage (1-2). 0000001313 00000 n Development is defined as all activities from initial concept up to, but not including, production. APL requirements are not addressed in the SIS but their hb``g``f`f`. endstream In 2018, a competitive contract award to launch national security spacecraft was conducted between United Launch Alliance (ULA), Northrop Grumman Innovation Systems (NGIS), Blue Origin, and SpaceX. /*@N]\BN\#`"H`~ez18G&,\0Npd}o$euJ qf3y,.$v=mFWU>f(, [53] The awards in August 2020 are a major part of "the transition of the national security launch program to take advantage of commercial innovation and private investments in launch vehicles."[47]. hbbd```b`` d#XD stream 0000003910 00000 n The first Heavy vehicle (demo) was launched in December 2004. . startxref 0000004305 00000 n The launch occurred on December 23, 2018.[40]. 12 0 obj Program cost savings are achieved through operability improvements such as the use of common components and infrastructure, a standard payload interface, standardized launch pads and reduced on-pad processing; and acquisition improvements such as launch vehicle block buys. Along with the award of two development agreements, the total amount was more than $3 billion. The interface includes mechanical, stream endstream 0000003146 00000 n That includes five engines that ULA currently has in its possession, which are not limited by the sanctions, since they were fully paid for prior to the Russian invasion of Crimea. [46] On 12 August 2019, ULA submitted Vulcan Centaur for phase 2 of the USAF's launch services competition. [46] OmegA was a rocket design with two main solid stages, a cryogenic upper stage, and the possibility of additional solid-rocket strap-on boosters. This requirement has been satisfied by the Falcon Heavy test flight in February 2018, Arabsat-6A in April 2019, and the STP-2 launch in June 2019. 0000006374 00000 n The ESPAStar platform uses a customized EELV Secondary Payload Adapter (ESPA) ring as part of its structure and is capable of being launched aboard any launch vehicle that meets the Evolved Expendable Launch Vehicle (EELV) standard interface specification, Falcon 9 and Falcon Heavy. These launch vehicles provide critical spacelift capability to support Department of Defense and other National Security missions (together known as National Security Space (NSS) missions). 2762 0 obj <> endobj @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 The EELV program's Delta IV and Atlas V launch vehicles are produced by United Launch Alliance (a joint venture of Boeing and Lockheed Martin formed in 2006). 1320 As with the Delta IV, either a 4m or 5m fairing is used to shroud the payload, and vehicles are defined by the number of solids and the size of the payload fairing. The EELV program is in the portfolio of the Program Executive Officer (PEO) for Space at the Space and Missile Systems Center (SMC). In 1998, when it appeared the growth in the commercial satellite industry would be able to sustain two providers of launch services, the Air Force decided to award contracts to both Boeing and Lockheed Martin for their respective launch capabilities. 0000000016 00000 n Under Solicitation Number FA8811-16-R-000X, released 14 March 2017, Air Force Space Command - Space and Missile Systems Center draft solicitation ws to implement the Evolved Expendable Launch Vehicle (EELV) strategy to transition from the use of "non-allied" [aka Russian RD-180] engines and to implement affordable assured access to space via sustainable competition with commercial providers. QUk{vv7m-C4W>!z~>X#Nz---1GjN. 0000006880 00000 n Boeing received $1.38 billion, and Lockheed Martin received $650 million for the launches. hb```,l? @(l(MW a 67E1efWmh8s`e3XY|t+$8f`~!Af6 Dy3 1. 2 0 obj In October 2018, the USAF awarded development funding to ULA, NGIS, and Blue Origin to further the design of their rockets before a subsequent competition for award to build the launch vehicles. 6;6_.k 2784 0 obj <>stream [50], ULA was awarded $967 million of phase 1 funding for further development of Vulcan as a potential competitor in future contracts. endobj G. E. Sanford 1 & J. S. Welsh 2 . >6?L`a,Epa_> LV Mechanical Interface: The standard mounting pattern is a repeatable square grid pattern, independent of . This website is best viewed in browsers such as: Edge, Firefox, Chrome, or Safari. %PDF-1.7 % 0000004106 00000 n In early 2016 the incumbent contractor, United Launch Alliance (ULA), decided not to compete for the first competitive launch opportunity under Phase 1A of EELV, which provides for the launch of a GPS III satellite. THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. The Evolved Expendable Launch Vehicle (EELV) program provides the United States affordable, reliable, and assured access to space with two families of launch vehicles: Atlas V and Delta IV. [3][4], On 1 March 2019, the program name was changed from EELV to National Security Space Launch (NSSL) to better reflect the growing commercial launch market and the changing nature of launch contracts, including the potential for reusable launch vehicles. 0000001182 00000 n One of the Air Forces long-term goals for the EELV program is to have at least two certified launch providers able to compete for the full range of national security launches. Launch Systems Enterprise Directorate (SMC/LE) 483 N. Aviation Blvd. xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ The US Space Force (USSF) plans 3034 launches during these five fiscal years. 2612 The second stage (known as Centaur) is powered by the RL-10A engine. 4.0,` 3p H.Hi@A> Accommodates combinations of hosted (6 max) or separable (12 max) payloads at all mounting ports, 1.6 Mbps downlink, AFSCN-compatible, Type 1 encryption, EELV SIS Rev B compliant Full complement of electrical interfaces. The approach continues procurement of launch services and launch capability from ULA for the next several years but provides for a full and open competitive environment for any alternative sources as soon as they are certified. Up to five solid rocket boosters can be added to augment performance. .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%YjgGeQn~5f5wugv5k\Nw]m mHFenQQ`hBBQ-[lllfj"^bO%Y}WwvwXbY^]WVa[q`id2JjG{m>PkAmag_DHGGu;776qoC{P38!9-?|gK9w~B:Wt>^rUg9];}}_~imp}]/}.{^=}^?z8hc' 0000001361 00000 n A Standard Payload Interface bus was also proposed as a way to save money and improve efficiency. EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. mimics the EELV 157.5 cm (62.01 in) Standard Interface Plane. hs2z\nLA"Sdr%,lt Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents /TT2 9 0 R /TT6 13 0 R /TT10 17 0 R /TT4 11 0 R >> >> hWn8>(o@N@-l5:l;C8y!e -TPAqPi"`[#=yb#\d8B${t)"1`c]+e2a^H5U`j"q!DqttMo"!e]N>f1/ktOD3G=M/&n y6[)*zN In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. % 0000010525 00000 n 97 24 [41] He clarified: "I certified them to compete last year" and "[o]ne of the requirements behind certification is to fly three missions." endobj This page was last edited on 19 February 2023, at 18:43. %%EOF 0000001699 00000 n %PDF-1.3 Evolved Expendable Launch Vehicle Secondary Payload Adapter System Interface Specifications For . Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> << /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 612 792] Senator Richard Shelby is from Alabama. endobj Evolved Expendable Launch Vehicle (EELV) standard interface specification, as well as Falcon 9 and Falcon Heavy. The Northrop Grumman name and logos are registered trademarks of Northrop Grumman. Reducing the cost of launches and ensuring national access to space were the two main goals of the USAF space launch/EELV program. << /Length 22 0 R /Filter /FlateDecode >> 0000010365 00000 n 0000058657 00000 n 2784 0 obj <>stream Steady production rates, long-term commitments and opportunities for competition are among the means to achieve this goal. As of that time, Vulcan Centaur was on track for a 2021 launch. 0000051223 00000 n New ICD Revisions in Development 8/22/2022: UPREVISIONS RELEASED 0 N } "zQjC+6\Ei8rF2+m0 0000001790 00000 n Announced performance requirements include:[29][30]. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification, 2011 (not cleared for public circulation) LSP-REQ-317.01B Launch Services Program (LSP) Program Level Dispenser and CubeSat Requirements Document MIL-STD-1540C Military Standard Test Requirements for Launch, Upper-Stage, and Space Vehicles Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. The EELV was expected handle the bulk of the U.S. government's launch requirements after the year 2000 and was also expected to be used for commercial applications. After a two-year solicitation and competition process in 20182020, in August 2020 the USSF selected SpaceX (F9 and FH) and ULA's yet-to-be-certified Vulcan Centaur to supply US military launch requirements in 20222027. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification LSP-REQ-317.01B Launch Services Program (LSP) Program Level . DHh0D@z5+?w 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. RFP F04701-97-R-0008 19 June 1998 ii These load factors, as shown in Table 1, represent a set of accelerations that The intent was to replace legacy vehicles, including Delta II, Atlas II, and Titan IV. [9], Procurement of EELV boosters for military space launch was to evolve to more closely match commercial practice. 0000015937 00000 n The Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) Secondary Payload Planner's Guide is published by the Space Test Program (STP) Office, Space and Missiles System Center, Kirtland . [10] The initial bids came from four major defense contractors: Lockheed Martin, Boeing, McDonnell Douglas, and Alliant Techsystems. R'O* u/7svAZ6r4[ZDX$22L)966@D1{2?=ben6hy. [2], Started in 1994 as the Evolved Expendable Launch Vehicle launch system program, the initial program goal was to make government space launches more affordable and reliable, leading to the development of the Boeing Delta IV and Lockheed Martin Atlas V EELV families. The platform is optimized for GEO missions, but is adaptable for LEO and MEO missions. endstream May 2016 : Space and Missile Systems Center . ;mnf4fb3/!s}Wz#I/MeFg_$ob$bOR JDs5~7^U.BV*p3]2j,BBR3Pq2,LnVL{gLj}U;g;bqGQY7C85V7y3fi=fp"n0+ddobk EELV secondary payload adapter (ESPA) static qualification tests Download PDF. 0000101481 00000 n 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream The ELC contract, unlike other payments that the Air Force makes to ULA for launch services, subsidizes costs not directly related to the launch-vehicle hardware, including the depreciation of ULAs launch vehicles and infrastructure. } /G3k { % Ow_ cost of launches and ensuring national access to space payloads... The launches while SpaceX will handle 40 percent of the USAF space launch/EELV program launch! 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