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任务成功
载荷已部署入轨。
03:1612/10 CST▶ 直播
任务档案 · MISSION
NROL-77
SpaceX · 猎鹰 9 Block 5 · 40 号发射工位 (SLC-40)

成功
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任务简介
美国国家侦察办公室的机密有效载荷。
原文
Classified payload for the US National Reconnaissance Office.
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
推进剂加注开始Prop Load
Start of propelland loading
T−35:00
一级 LOX (液氧) 加注Stage 1 LOX Load
Start of liquid oxygen loading in the first stage
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
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+01:12
最大动压点Max-Q
Maximum dynamic pressure
T+02:12
主发动机关机MECO
Cut-off of the main engine
T+02:15
二级分离Stage 2 Separation
Separation of the second stage from the first
T+02:23
二级发动机第一次启动SES-1
First start of the second engine
T+02:28
助推器返回点火Booster Boostback Burn Startup
Start of the booster boostback burn
T+03:04
整流罩分离Fairing Separation
Separation of the payload fairing
T+03:22
助推器返回关机Booster Boostback Burn Shutdown
End of the booster boostback burn
T+06:44
再入减速点火Entry Burn Startup
Start of the atmospheric entry burn
T+07:04
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+08:17
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