任务档案 · MISSION

GPS III SV08

SpaceX · 猎鹰 9 Block 5 · 40 号发射工位 (SLC-40)

成功

任务成功

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任务简介

十次GPS III任务中的第八次。

原文

↗ SpaceX

Eighth of ten GPS III missions.

飞行时间线 Flight Timeline22 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−01:00

自动倒数启动Startup

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

T−01:00

燃料箱增压Tank Press

Fuel tanks are pressurized to flight levels

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+01:16

最大动压点Max-Q

Maximum dynamic pressure

T+02:28

主发动机关机MECO

Cut-off of the main engine

T+02:32

二级分离Stage 2 Separation

Separation of the second stage from the first

T+02:40

二级发动机第一次启动SES-1

First start of the second engine

T+06:08

再入减速点火Entry Burn Startup

Start of the atmospheric entry burn

T+06:36

再入减速关机Entry Burn Shutdown

End of the atmospheric entry burn

T+08:01

一级着陆减速点火Stage 1 Landing Burn

Start of the first stage landing burn

T+08:07

二级发动机第一次关机SECO-1

First cut-off of the second engine

T+08:28

一级着陆Stage 1 Landing

Landing of the first stage

T+01:03:31

二级发动机第二次启动SES-2

Second start of the second engine

T+01:04:19

二级发动机第二次关机SECO-2

Second cut-off of the second engine

T+01:29:20

载荷分离Payload Separation

Final deployment of the payload from the rocket

任务更新15 条

09:4405/31

Cosmic_Penguin · 05/31

Launch success. (Launch time per https://bsky.app/profile/rocketksc.bsky.social/post/3lqfrllsic22j)

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03:0805/31

Cosmic_Penguin · 05/30

Spacecraft separation.

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01:3805/31

Cosmic_Penguin · 05/30

Liftoff.

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01:1805/31

LL2 · 05/30

Unofficial Re-stream by SPACE AFFAIRS has started

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01:0505/31

Cosmic_Penguin · 05/30

Updating launch weather.

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23:5205/30

Cosmic_Penguin · 05/30

New T-0.

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04:0005/30

Cosmic_Penguin · 05/29

GO for launch.

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20:0005/29

hitura-nobad · 05/29

Weather is 45% GO for launch.

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11:4105/25

Cosmic_Penguin · 05/25

Tweaked launch window.

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00:5105/24

Cosmic_Penguin · 05/23

Added tentative launch window, TBC.

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11:1504/11

Cosmic_Penguin · 04/11

Changed launch pad.

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01:4904/08

Cosmic_Penguin · 04/07

NET May and change in launch service provider/rocket.

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02:3505/16

Cosmic_Penguin · 05/15

NET January 2025.

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19:3302/13

Cosmic_Penguin · 02/13

Planned within the 2024 NSSL mission manifest.

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18:1805/27

Nosu · 05/27

Adding launch

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