X-13:30:00 |
H-IIA Rollout to Launch Pad |
X-13:00:00 |
Arrival at Launch Pad |
X-13:00:00 |
Connection of Propellant Interfaces |
X-13:00:00 |
Connection of Power/Data Interfaces |
X-13:00:00 |
Launch Vehicle & Pad Closeouts |
X-10:40:00 |
Poll for Propellant Loading |
X-10:30:00 |
400-meter Safety Zone |
X-10:30:00 |
Propellant Loading Set-up |
X-08:00:00 |
Launch Pad Evacuation |
X-07:45:00 |
3,000-meter Safety Zone |
X-07:30:00 |
Propellant Loading Operations: |
X-07:30:00 |
GSE Pressurization & Chilldown |
X-07:30:00 |
Transfer Lines Chilldown |
X-07:30:00 |
Propellant Tank Chilldown |
X-07:30:00 |
Loading of LOX & LH2 |
X-07:30:00 |
Propellant Topping & Replenish |
X-06:00:00 |
Attitude Control System Testing |
X-05:00:00 |
Communication Checks |
X-04:30:00 |
Propellant Loading enters Replenish |
X-04:00:00 |
Launch Vehicle: Final Checks |
X-01:40:00 |
Flight Control System Testing |
X-01:10:00 |
GO/No GO for Terminal Count |
X-01:00:00 |
Terminal Countdown Sequence |
X-00:10:00 |
Poll for Automated Countdown |
X-00:08:00 |
Payload to Internal Power |
X-00:04:30 |
Automated Countdown Sequence |
X-00:04:30 |
Propellant Loading Termination |
X-00:04:20 |
Propellant Tank Pressurization |
X-00:03:00 |
Transfer to Internal Power |
X-00:02:00 |
Range & Weather Verification |
X-00:01:13 |
Water Deluge System Activation |
X-00:01:00 |
Flight Termination System Arming |
X-00:00:30 |
Pyrotechnics enabled |
X-00:00:18 |
Guidance System to Flight Mode |
X-00:00:10 |
Hydrogen Burnoff System Activation |
X-00:00:05.2 |
LE-7A Ignition Sequence Start |
X-00:00:00 |
Booster Ignition & LIFTOFF |