任务档案 · MISSION

Dragon CRS-2 SpX-31

SpaceX · 猎鹰 9 Block 5 · 39A 号发射工位 (LC-39A)

成功

任务成功

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任务简介

SpaceX执行的第31次国际空间站商业补给服务任务。此次飞行将根据与NASA签订的第二次商业补给服务合同进行。货运龙飞船2号将运送补给和有效载荷，包括直接支持轨道实验室上进行的科学和研究调查的关键材料。

原文

↗ SpaceX

31st commercial resupply services mission to the International Space Station operated by SpaceX. The flight will be conducted under the second Commercial Resupply Services contract with NASA. Cargo Dragon 2 brings supplies and payloads, including critical materials to directly support science and research investigations that occur onboard the orbiting laboratory.

飞行时间线 Flight Timeline24 节点

T−38:00

加注决议通过GO for Prop Load

Launch director verifies go for propellant load

T−35:00

一级 LOX (液氧) 加注Stage 1 LOX Load

Start of liquid oxygen loading in the first stage

T−35:00

推进剂加注开始Prop Load

Start of propelland loading

T−16:00

二级 LOX (液氧) 加注Stage 2 LOX Load

Start of liquid oxygen loading in the second stage

T−07:00

发动机预冷Engine Chill

Start of engine chilling

T−05:00

切换内部电源Dragon

Dragon transitions to internal power

T−01:00

燃料箱增压Tank Press

Fuel tanks are pressurized to flight levels

T−01:00

自动倒数启动Startup

The onboard computer takes control over the countdown and runs last checks

T−00:45

发射决议通过GO for Launch

Launch director verifies go for launch

T−00:03

点火Ignition

Start of the engine ignition sequence

T+00:00

升空Liftoff

First upwards movement of the rocket

T+01:08

最大动压点Max-Q

Maximum dynamic pressure

T+02:19

主发动机关机MECO

Cut-off of the main engine

T+02:22

二级分离Stage 2 Separation

Separation of the second stage from the first

T+02:30

二级发动机第一次启动SES-1

First start of the second engine

T+02:36

助推器返回点火Booster Boostback Burn Startup

Start of the booster boostback burn

T+03:28

助推器返回关机Booster Boostback Burn Shutdown

End of the booster boostback burn

T+06:25

再入减速点火Entry Burn Startup

Start of the atmospheric entry burn

T+06:38

再入减速关机Entry Burn Shutdown

End of the atmospheric entry burn

T+07:26

一级着陆减速点火Stage 1 Landing Burn

Start of the first stage landing burn

T+07:49

一级着陆Stage 1 Landing

Landing of the first stage

T+08:35

二级发动机第一次关机SECO-1

First cut-off of the second engine

T+09:25

飞船与二级分离Dragon

Dragon separates from the second stage

T+10:08

头锥开启Dragon

Start of the opening sequence of Dragon's nosecone

任务更新16 条

10:4811/05

Cosmic_Penguin · 11/05

Launch success with Dragon nose cone deployed.