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01:3809/23 CST▶ 直播
任务档案 · MISSION
NROL-48
SpaceX · 猎鹰 9 Block 5 · 4E 号发射工位 (SLC-4E)
成功
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任务简介
为国家侦察办公室建造的侦察卫星星座的第十一批卫星，由SpaceX和诺斯罗普·格鲁曼公司制造，提供成像和其他侦察能力。
原文
Eleventh batch of satellites for a reconnaissance satellite constellation built by SpaceX and Northrop Grumman for the National Reconnaissance Office to provide imaging and other reconnaissance capabilities.
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−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+01:12
最大动压点Max-Q
Maximum dynamic pressure
T+02:16
主发动机关机MECO
Cut-off of the main engine
T+02:20
二级分离Stage 2 Separation
Separation of the second stage from the first
T+02:33
助推器返回点火Booster Boostback Burn Startup
Start of the booster boostback burn
T+02:37
二级发动机第一次启动SES-1
First start of the second engine
T+02:52
整流罩分离Fairing Separation
Separation of the payload fairing
T+03:21
助推器返回关机Booster Boostback Burn Shutdown
End of the booster boostback burn
T+06:15
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+07:28
一级着陆减速点火Stage 1 Landing Burn
Start of the first stage landing burn
T+08:00
一级着陆Stage 1 Landing
Landing of the first stage
T+08:40
二级发动机第一次关机SECO-1
First cut-off of the second engine
T+52:30
二级发动机第二次启动SES-2
Second start of the second engine
T+52:32
二级发动机第二次关机SECO-2
Second cut-off of the second engine
任务更新12 条
03:2209/23
Launch success.
↗ 链接01:3809/23
Liftoff.
↗ 链接01:2209/23
Unofficial Re-stream by SPACE AFFAIRS has started
↗ 链接11:2809/22
Tweaked T-0.
↗ 链接00:2809/22
Tweaked T-0.
↗ 链接23:3309/21
Tweaked T-0.
↗ 链接23:2109/21
New T-0.
↗ 链接01:0409/19
Now targeting Sep 22 at 17:23 UTC
↗ 链接04:2909/13
GO for launch.
↗ 链接08:4708/02
NET early September.
↗ 链接11:4304/09
NET April.
↗ 链接13:0102/11
Added launch.
↗ 链接