Hier die Countdown Timeline (umgerechnet auf MESZ):
Sa 21.08.09
04:30 ......Call to stations
05:00 ......Countdown begins
15:00 ......Fuel cell reactant load preps
20:30 ......MEC/SRB power up
21:00 ......Clear crew module
21:00 ......Begin 4-hour built-in hold (T-27)
21:00 ......Clear blast danger area
21:45 ......Orbiter pyro-initiator controller test
21:55 ......SRB PIC test
22:55 ......Master events controller pre-flight BITE test
Son 23.08.09
01:00 ......Resume countdown
02:30 ......Fuel cell oxygen loading begins
05:00 ......Fuel cell oxygen load complete
05:00 ......Fuel cell hydrogen loading begins
07:30 ......Fuel cell hydrogen loading complete
08:30 ......Pad open; ingress white room
09:00 ......Begin 9-hour built-in hold (T-19)
09:00 ......Begin PRSD offload
09:00 ......Crew module clean and vacuum
14:00 ......PRSD offload complete
14:30 ......OMBUU demate
18:00 ......Countdown resumes
18:00 ......Main engine preps; MECs 1 and 2 on
20:00 ......FRCS Tyvek cover final inspection
Mon 08/24/09
00:30 ......Deflate RSS dock seals
01:00 ......Tile inspection
01:00 ......TSM prepped for fueling
02:00 ......Begin 13-hour 11-minute hold (T-11)
03:30 ......OIS communications check
04:20 ......JSC flight control team on station
05:30 ......Comm activation
05:45 ......L-1 engineering briefing
06:00 ......Crew weather briefing
07:00 ......Flight crew equipment late stow
11:00 ......RSS to park position
12:00 ......Final TPS, debris inspection
13:00 ......Ascent switch list
15:11 ......Resume countdown
15:11 ......ASP cockpit config
15:41 ......Pad clear of non-essential personnel
15:31 ......APU bite test
16:21 ......Fuel cell activation
17:11 ......Booster joint heater activation
17:41 ......MEC pre-flight bite test
17:56 ......Tanking weather update
18:41 ......Final fueling preps; launch area clear
19:11 ......Red crew assembled
19:56 ......Fuel cell integrity checks complete
20:11 ......Begin 2-hour built-in hold (T-6)
20:21 ......Safe-and-arm PIC test
20:41 ......Crew wakeup
21:11 ......External tank ready for loading
21:34 ......Mission management team tanking meeting
21:41 ......Crew medical checks
22:11 ......Resume countdown (T-minus 6 hours)
22:11 ......LO2, LH2 transfer line chilldown
22:21 ......Main propulsion system chill down
22:21 ......LH2 slow fill
22:51 ......LO2 slow fill
22:56 ......Hydrogen ECO sensors go wet
23:01 ......LO2 fast fill
23:04 ......Crew medical checks
23:11 ......LH2 fast fill
Di 25.08.09
01:06 ......LH2 topping
01:11 ......LH2 replenish
01:11 ......LO2 replenish
01:11 ......Begin 2-hour 30-minute built-in hold (T-3)
01:11 ......Closeout crew to white room
01:11 ......External tank in stable replenish mode
01:26 ......Astronaut support personnel comm checks
01:51 ......Crew photo op (recorded)
01:56 ......Pre-ingress switch reconfig
02:30 ......NASA TV coverage begins
03:14 ......Final crew weather briefing
03:24 ......Crew suit up begins
03:41 ......Resume countdown (T-3)
03:46 ......Crew departs O&C building
04:16 ......Crew ingress
05:06 ......Astronaut comm checks
05:31 ......Hatch closure
06:01 ......White room closeout
06:21 ......Begin 10-minute built-in hold (T-20m)
06:31 ......NASA test director countdown briefing
06:31 ......Resume countdown (T-20m)
06:32 ......Backup flight computer to OPS 1
06:36 ......KSC area clear to launch
06:42 ......Begin final built-in hold (T-9m)
07:07 ......NTD launch status verification
07:27:05 ...Resume countdown (T-9m)
07:28:35 ...Orbiter access arm retraction
07:31:05 ...Launch window opens
07:31:05 ...Hydraulic power system (APU) start
07:31:10 ...Terminate LO2 replenish
07:32:05 ...Purge sequence 4 hydraulic test
07:32:05 ...IMUs to inertial
07:32:10 ...Aerosurface steering profile
07:32:35 ...Main engine steering test
07:33:10 ...LO2 tank pressurization
07:33:15 ...GOX vent arm retraction
07:33:30 ...Fuel cells to internal reactants
07:33:35 ...Clear caution-and-warning memory
07:34:05 ...Crew closes visors
07:34:08 ...LH2 tank pressurization
07:35:15 ...Orbiter to internal power
07:35:34 ...Shuttle computers take control of countdown
07:35:44 ...SRB steering test
07:35:58 ...Main engine start (T-6.6 seconds)
07:36:05 ...SRB ignition (LAUNCH)
Also heisst es am Dienstag früh aufstehen (oder gar nicht schlafen gehen ?
) damit man alle (kritischen) Startphasen (betanken des Externen Tanks z.B.) live beobachten kann.
Werner