任务档案 · MISSION

O3b mPower 7 & 8

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

由波音公司建造、SES运营的十一颗高通量通信卫星星座中的第七颗和第八颗，部署于中地球轨道（MEO）。

原文

↗ SpaceX

Seventh and eighth of a constellation of eleven high-throughput communications satellites in Medium Earth Orbit (MEO) built by Boeing and operated by SES.

飞行时间线 Flight Timeline26 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+01:11

最大动压点Max-Q

Maximum dynamic pressure

T+02:30

主发动机关机MECO

Cut-off of the main engine

T+02:33

二级分离Stage 2 Separation

Separation of the second stage from the first

T+02:41

二级发动机第一次启动SES-1

First start of the second engine

T+03:30

整流罩分离Fairing Separation

Separation of the payload fairing

T+06:20

再入减速点火Entry Burn Startup

Start of the atmospheric entry burn

T+06:46

再入减速关机Entry Burn Shutdown

End of the atmospheric entry burn

T+07:58

二级发动机第一次关机SECO-1

First cut-off of the second engine

T+08:10

一级着陆减速点火Stage 1 Landing Burn

Start of the first stage landing burn

T+08:33

一级着陆Stage 1 Landing

Landing of the first stage

T+27:00

二级发动机第二次启动SES-2

Second start of the second engine

T+27:32

二级发动机第二次关机SECO-2

Second cut-off of the second engine

T+01:49:35

二级发动机第三次启动SES-3

Third start of the second engine

T+01:50:04

二级发动机第三次关机SECO-3

Third cut-off of the second engine

T+01:53:05

载荷分离Payload Separation

Final deployment of the payload from the rocket

T+02:00:15

载荷分离Payload Separation

Final deployment of the payload from the rocket

任务更新22 条

09:2612/18

Cosmic_Penguin · 12/18

Launch success.

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08:3012/18

Cosmic_Penguin · 12/18

Spacecrafts separation.

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06:2612/18

hitura-nobad · 12/17

Liftoff

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06:1112/18

LL2 · 12/17

Unofficial Re-stream by SPACE AFFAIRS has started

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05:0012/18

hitura-nobad · 12/17

Now targeting Dec 17 at 22:26 UTC

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04:1012/18

hitura-nobad · 12/17

Now targeting Dec 17 at 22:00 UTC

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12:3712/17

Cosmic_Penguin · 12/17

GO for launch.

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01:0312/17

hitura-nobad · 12/16

Weather is 55% favorable for launch.

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22:5912/15

Cosmic_Penguin · 12/15

Tweaked launch window.

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09:0912/15

Cosmic_Penguin · 12/15

NET December 17.

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02:3812/14

Cosmic_Penguin · 12/13

Delayed to NET December 16.

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22:0412/12

Cosmic_Penguin · 12/12

Tweaked launch window.

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09:5412/11

Cosmic_Penguin · 12/11

Delayed to December 15 per marine navigation warnings.

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09:5112/08

Cosmic_Penguin · 12/08

NET December 13 per marine navigation warnings.

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10:3312/07

Cosmic_Penguin · 12/07

Tweaked launch window.

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13:3112/06

Cosmic_Penguin · 12/06

NET December 12.

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13:5411/27

Cosmic_Penguin · 11/27

Changed launch pad.

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15:1711/07

Cosmic_Penguin · 11/07

NET December.

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19:2410/31

Cosmic_Penguin · 10/31

NET 2H 2024.

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21:5103/04

Nosu · 03/04

NET H2 2023

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02:1801/10

Cosmic_Penguin · 01/09

NET 1H 2023

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17:1108/10

Nosu · 08/10

NET 2023

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