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任务成功
运载器成功将载荷送入目标轨道
09:5008/16 CST▶ 直播
任务档案 · MISSION
USSF-366
SpaceX · 猎鹰 9 Block 5 · B1088 · 4E 号发射工位 (SLC-4E)
成功
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任务成功
任务简介
可能是一批基于SpaceX星盾卫星平台的美国政府部门机密低地球轨道卫星，依据火箭级落区位置与此前星链组15发射任务完全吻合。细节待定。
原文
USSF-366 is a classified mission for the United States Space Force. It is possibly a batch of classified LEO satellites based on SpaceX’s Starshield satellite bus, based on locations of rocket stage drop zones being exact fits with previous Starlink Group 15 launches.
飞行时序 Flight Timeline19 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+01:07
最大动压点Max-Q
Maximum dynamic pressure
T+02:25
主发动机关机MECO
Cut-off of the main engine
T+02:29
二级分离Stage 2 Separation
Separation of the second stage from the first
T+02:36
二级发动机第一次启动SES-1
First start of the second engine
T+02:58
整流罩分离Fairing Separation
Separation of the payload fairing
T+06:01
再入减速点火Entry Burn Startup
Start of the atmospheric entry burn
T+06:25
再入减速关机Entry Burn Shutdown
End of the atmospheric entry burn
T+07:58
一级着陆减速点火Stage 1 Landing Burn
Start of the first stage landing burn
T+08:20
一级着陆Stage 1 Landing
Landing of the first stage