Tuesday, August 6, 2019

HTV-3

 2012-038A


Kounotori 3 gouki (Stork unit 3,

\uni{ 「こうのとり」3 号機)}{ }
was the first HTV to use IHI's HBT-5 and HBT-1 thrusters instead of the Aerojet R-4D and R-1E. It also has the first use of the EP-MP Multipurpose-type exposed pallet (Tomokuteki bakuro paretto-gata,
\uni{ 多目的曝露パレット型 }{ }
)

The HTV has a Pressurized Logistics Carrier (hokyu kyaria yoatsu-bu,

\uni{ 補給キャリア与圧部 }{ }
) and an Exposed Pallet (baruko paretto,
\uni{ 曝露パレット)}{ }

The SCAN Testbad will be installed on ELC-3 Site 3. MCE will go to JEM-EF EFU-8.

The H-IIB LV will perform a controlled second stage reentry test.

The J-SSOD deployers will be placed on the MPEP (Multi Purpose Experiment Platform), a plate that fits on the end of the JEM RMS. The RMS grapples the MPEP and positions it, then the J-SSODs eject their cubesats.

MPEP is Oya amu sentan toritsuke-gaka kikken purattoformu (

\uni{ 親アーム先端取付型実験プラットフォーム), }{ }
literally 'Experimental platform, for mounting on end of arm'.


HTV3 
 

DateTimeEventOrbit  

2012 Jul 21  0206:18 Launch by HIIB  TNSC LP2 
  Ascent on azimuth 108.5 
  T+1:54 SRB burnout 
  T+2:04 SRB 1-2 sep 
  T+2:07 SRB 3-4 sep at 63 km 
  T+3:40 Fairing sep at 120 km 
  T+5:47 MECO 
  T+5:54 St 1 sep 
 0212 T+6:01 SEIG 
 0220:38 T+14:20 SECO  89.40 186 x 304 x 51.7  
 0221 T+15:11 St 2 sep  89.83 231 x 301 x 51.7 
  T+1:39:05 SEIG-2 at end of orbit 1 over Japan 
  Burn in 'idle mode' 
 0346 T+1:39:58 SECO-3 
 0414? St 2 entry over S Pacific 138W 50S? 
2012 Jul 25  1701  HAM1 burn 
2012 Jul 27  0235  HAM2 burn 
 0540  HAM3 burn  
 0626s  Arrive at 5km AI (Approach Init) point 
 0845s  Approach initiation burn 
 0928?  RI burn  
 0947  R-bar Initiation (RI), 500 m nadir hold 
 0950? R-bar approach from 500m 
2012 Jul 27    
  Hold at 250m nadir 
 1100  250m nadir, begin final approach 
 1126  Hold at 30m 
 1148  Resume approach 
 1209  Hold at 10m, capture point 
 1233  SSRMS grapple HTV 
 1347  Moving HTV 
 1419  HTV at Ready-to-latch on Harmony nadir 
 1425  Stage 1 berthing complete 
 1434  Stage 2 capture complete 
  SSRMS ungrapple HTV 
  SSRMS grapple HTV EP 
2012 Jul 28  0805  HO 
 0815  Crew ingress 
  Begin cargo transfers 
2012 Jul 30   Continue cargo transfers 
2012 Aug 6    
 0709  SSRMS Unberth EP  
  JEMRMS grapple EP 
  SSRMS ungrapple EP 
 1204  JEMRMS berth EP on Kibo EFU-10 
2012 Aug 7    
  SSRMS grapple Dextre SPDM 
  MT translate 
  SSRMS/SPDM transfer SCAN to ELC-3 
2012 Aug 9    
  JEMRMS transfer MCE to EF? 
 0902  Unberth MCE  
 1101  Install MCE on EF EFU-8 
2012 Aug 10  
 0419  JEM RMS unberth EP from EF 
  JEM RMS transfer EP to SSRMS  
 1102  SSRMS install EP in HTV 
2012 Sep 12  
 1030  SSRMS already grappled to HTV-3 
 1150  HTV-3 unbolted from Harmony 
 1202? HTV-3 unberthed 
 1500  HTV-3 on arm  
 1550  HTV-3 release 
 1555  Abort burn separates from ISS after computer failed 
  Main engine on Vbar 
2012 Sep 14  0000  DOM-1 
 0131  DOM-2 
 0451?  DOM-3 
 0502  DOM-3 cutoff 
 0527  Entry 

November 20,2006

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