Apollo 7 Timeline

 

 

Event

GET

(hhh:mm:ss)

GMT

Time

GMT

Date

Countdown started at T-101 hours.

-101:00:00

19:00:00

06 Oct 1968

Scheduled 6-hour hold at T-72 hours.

-072:00:00

00:00:00

08 Oct 1968

Countdown resumed at T-72 hours.

-072:00:00

06:00:00

08 Oct 1968

Scheduled 3-hour hold at T-33 hours.

-033:00:00

21:00:00

09 Oct 1968

Countdown resumed at T-33 hours.

-033:00:00

00:00:00

10 Oct 1968

Terminal countdown started.

-018:00:00

14:30:00

10 Oct 1968

Scheduled 6-hour hold at T-6 hours.

-006:00:00

03:00:00

11 Oct 1968

Terminal countdown started.

-006:00:00

09:00:00

11 Oct 1968

Crew ingress.

-002:27

12:35

11 Oct 1968

Unscheduled 2-minute 45-second hold to complete propellant chilldown.

-000:06:15

14:53:45

11 Oct 1968

Countdown resumed at T-6 minutes 15 seconds.

-000:06:15

14:56:30

11 Oct 1968

Guidance reference release.

-000:00:04.972

15:02:40

11 Oct 1968

S-IB engine start command.

-000:00:02.988

15:02:42

11 Oct 1968

Range zero.

000:00:00.00

15:02:45

11 Oct 1968

All holddown arms released (1st motion) (1.21 g).

000:00:00.17

15:02:45

11 Oct 1968

Liftoff (umbilical disconnected).

000:00:00.36

15:02:45

11 Oct 1968

Pitch and roll maneuver started.

000:00:10.31

15:02:55

11 Oct 1968

Roll maneuver ended.

000:00:38.46

15:03:23

11 Oct 1968

Mach 1 achieved.

000:01:02.15

15:03:47

11 Oct 1968

Maximum bending moment achieved (7,546,000 lbf-in).

000:01:13.1

15:03:58

11 Oct 1968

Maximum dynamic pressure (665.60 lb/ft2).

000:01:15.5

15:04:00

11 Oct 1968

Pitch maneuver ended.

000:02:14.26

15:04:59

11 Oct 1968

S-IB maximum total inertial acceleration (4.28 g).

000:02:20.10

15:05:05

11 Oct 1968

S-IB center engine cutoff.

000:02:20.65

15:05:05

11 Oct 1968

S-IB outboard engine cutoff.

000:02:24.32

15:05:09

11 Oct 1968

S-IB maximum Earth-fixed velocity.

000:02:24.6

15:05:09

11 Oct 1968

S-IB/S-IVB separation command.

000:02:25.59

15:05:10

11 Oct 1968

S-IVB engine ignition command.

000:02:26.97

15:05:12

11 Oct 1968

S-IVB ullage case jettisoned.

000:02:37.58

15:05:22

11 Oct 1968

Launch escape tower jettisoned.

000:02:46.54

15:05:31

11 Oct 1968

Iterative guidance mode initiated.

000:02:49.76

15:04:54

11 Oct 1968

S-IB apex.

000:04:19.4

15:06:54

11 Oct 1968

S-IB impact in the Atlantic Ocean (theoretical).

000:09:20.2

15:12:05

11 Oct 1968

S-IVB engine cutoff.

000:10:16.76

15:13:01

11 Oct 1968

S-IVB maximum total inertial acceleration (2.56 g).

000:10:16.9

15:12:45

11 Oct 1968

S-IVB safing experiment - Start 1st LH2 tank vent.

000:10:17.37

15:13:02

11 Oct 1968

S-IVB safing experiment - Tank passivization valve open.

000:10:17.56

15:13:02

11 Oct 1968

S-IVB maximum Earth-fixed velocity.

000:10:19.3

15:12:54

11 Oct 1968

Earth orbit insertion.

000:10:26.76

15:13:11

11 Oct 1968

Orbital navigation started.

000:10:32.2

15:13:17

11 Oct 1968

S-IVB safing experiment - Start LOX tank vent.

000:10:47.17

15:13:32

11 Oct 1968

S-IVB safing experiment - End LOX tank vent.

000:11:17.17

15:14:02

11 Oct 1968

S-IVB safing experiment - End 1st LH2 tank vent (approximate due to data dropout).

000:31:17:36

15:34:02

11 Oct 1968

S-IVB safing experiment - Start 2nd LH2 tank vent.

000:54:06.95

15:56:52

11 Oct 1968

S-IVB safing experiment - End 2nd LH2 tank vent.

000:59:06.95

16:01:52

11 Oct 1968

Start of two-minute power failure in Mission Control Center started. No loss of communications.

001:18:34

16:21:19

11 Oct 1968

S-IVB safing experiment - LOX dump started.

001:34:28.96

16:37:14

11 Oct 1968

S-IVB safing experiment - LOX tank non-propulsive vent valve open (until end of mission).

001:34:38.95

16:37:24

11 Oct 1968

S-IVB safing experiment - Start 3rd LH2 tank vent.

001:34:42.95

16:37:28

11 Oct 1968

S-IVB safing experiment - Start 1st cold helium dump.

001:42:28.95

16:45:14

11 Oct 1968

S-IVB safing experiment - End 3rd LH2 tank vent.

001:44:42.95

16:47:28

11 Oct 1968

S-IVB safing experiment - LOX dump ended.

001:46:29.96

16:49:15

11 Oct 1968

S-IVB safing experiment - End 1st cold helium dump.

002:30:16.95

17:33:02

11 Oct 1968

Manual takeover of S-IVB attitude control started.

002:30:48.80

17:32:45

11 Oct 1968

Manual takeover - Pitch maneuver started.

002:31:22

17:34:07

11 Oct 1968

Manual takeover - Pitch maneuver ended.

002:32:15

17:35:00

11 Oct 1968

Manual takeover - Roll maneuver started.

002:32:22

17:35:07

11 Oct 1968

Manual takeover - Roll maneuver ended.

002:32:51

17:35:36

11 Oct 1968

Manual takeover - Yaw maneuver started.

002:33:01

17:35:46

11 Oct 1968

Manual takeover - Yaw maneuver ended.

002:33:31

17:36:16

11 Oct 1968

Manual takeover of S-IVB attitude control ended.

002:33:44.80

17:35:45

11 Oct 1968

Window photography.

002:45

12:17

11 Oct 1968

Separation of CSM from S-IVB.

002:55:02.40

17:57:47

11 Oct 1968

S-IVB safing experiment - Start 4th LH2 tank vent.

003:09:14.48

18:11:59

11 Oct 1968

S-IVB safing experiment - End 4th LH2 tank vent.

003:15:56.11

18:18:41

11 Oct 1968

S-IVB safing experiment - Start stage control sphere helium dump.

003:17:33.95

18:20:19

11 Oct 1968

1st rendezvous phasing maneuver ignition.

003:20:09.9

18:22:54

11 Oct 1968

1st rendezvous phasing maneuver cutoff.

003:20:26.2

18:23:11

11 Oct 1968

S-IVB safing experiment - Start 5th LH2 tank vent.

004:05:47.27

19:08:32

11 Oct 1968

S-IVB safing experiment - End stage control sphere helium dump.

004:07:01.27

19:09:46

11 Oct 1968

S-IVB safing experiment - End 5th LH2 tank vent.

004:10:08.43

19:12:53

11 Oct 1968

S-IVB safing experiment - Start 2nd cold helium dump.

004:30:16.96

19:33:02

11 Oct 1968

S-IVB safing experiment - Start 6th LH2 tank vent.

004:43:55.85

19:46:40

11 Oct 1968

S-IVB safing experiment - End 6th LH2 tank vent.

004:49:01.73

19:51:46

11 Oct 1968

S-IVB safing experiment - End 2nd cold helium dump.

004:50:16.95

19:53:02

11 Oct 1968

S-IVB safing experiment - Start 7th LH2 tank vent.

005:08:58.99

20:11:44

11 Oct 1968

S-IVB safing experiment - End 7th LH2 tank vent.

005:11:15.43

20:14:00

11 Oct 1968

Hydrogen stratification test.

013:28:00

04:30:45

12 Oct 1968

2nd rendezvous phasing maneuver ignition.

015:52:00.9

06:54:45

12 Oct 1968

2nd rendezvous phasing maneuver cutoff.

015:52:18.5

06:55:03

12 Oct 1968

Y-Pulse Integrating Pendulum Accelerometer test.

022:30

13:32

12 Oct 1968

S-IVB optical tracking.

025:10

16:12

12 Oct 1968

Oxygen stratification test.

025:14:00

16:16:45

12 Oct 1968

1st SPS ignition (NCC/corrective combination maneuver - initiation of rendezvous sequence).

026:24:55.66

17:27:40

12 Oct 1968

1st SPS cutoff.

026:25:05.02

17:27:50

12 Oct 1968

2nd SPS ignition (NSR/coelliptic maneuver).

028:00:56.47

19:03:41

12 Oct 1968

2nd SPS cutoff.

028:01:04.23

19:03:49

12 Oct 1968

S-IVB optical tracking.

028:20

19:22

12 Oct 1968

Terminal phase initiation ignition.

029:16:33

20:19:18

12 Oct 1968

Terminal phase initiation cutoff.

029:17:19

20:20:04

12 Oct 1968

Midcourse correction.

029:30:42

20:33:27

12 Oct 1968

Terminal phase finalize (braking).

029:43:55

20:46:40

12 Oct 1968

Terminal phase end/start station-keeping.

029:55:43

20:58:28

12 Oct 1968

Separation maneuver ignition.

030:20:00.0

21:22:45

12 Oct 1968

Separation maneuver cutoff.

030:20:05.4

21:22:50

12 Oct 1968

Sextant calibration test.

041:00

08:02

13 Oct 1968

Sextant tracking of S-IVB started.

044:40

11:42

13 Oct 1968

Sextant tracking of S-IVB ended at 160 n mi.

045:30

12:32

13 Oct 1968

Attitude hold test.

049:00

16:02

13 Oct 1968

Primary evaporator test.

049:50

16:52

13 Oct 1968

Primary evaporator test.

050:30

17:32

13 Oct 1968

Attitude hold test.

050:40

17:42

13 Oct 1968

Sextant tracking of S-IVB started.

052:10

19:12

13 Oct 1968

Sextant tracking of S-IVB ended at 320 n mi.

053:20

20:22

13 Oct 1968

Rendezvous radar transponder test.

061:00

04:02

14 Oct 1968

Rendezvous radar transponder test.

071:40

14:42

14 Oct 1968

1st television transmission started.

071:43

14:45

14 Oct 1968

1st television transmission ended.

071:50

14:52

14 Oct 1968

3rd SPS ignition (to position and size orbital ellipse).

075:48:00.27

18:50:45

14 Oct 1968

3rd SPS cutoff.

075:48:09.37

18:50:54

14 Oct 1968

Rendezvous radar transponder test.

076:27

19:29

14 Oct 1968

Radiator degradation test started.

092:37

11:39

15 Oct 1968

2nd television transmission started.

095:25

14:27

15 Oct 1968

2nd television transmission ended.

095:36

14:38

15 Oct 1968

Radiator surface coating degradation test ended.

097:00

16:02

15 Oct 1968

Hydrogen stratification test.

098:11

17:13

15 Oct 1968

Experiment S005 photography.

098:40

17:42

15 Oct 1968

Experiment S006 photography.

099:10

18:12

15 Oct 1968

Window photography.

101:10

20:12

15 Oct 1968

3rd television transmission started.

119:08

14:10

16 Oct 1968

3rd television transmission ended.

119:18

14:20

16 Oct 1968

4th SPS ignition (minimum impulse burn).

120:43:00.44

15:45:45

16 Oct 1968

4th SPS cutoff.

120:43:00.92

15:45:45

16 Oct 1968

Star/horizon sightings.

124:00

19:02

16 Oct 1968

Oxygen stratification test.

131:52

02:54

16 Oct 1968

4th television transmission started.

141:11

12:13

17 Oct 1968

4th television transmission ended.

141:27

12:29

17 Oct 1968

Lunar landmark star sightings.

147:00

18:02

17 Oct 1968

S-IVB impact (theoretical).

162:27:15

09:30:00

18 Oct 1968

5th SPS ignition (to position and size orbital ellipse).

165:00:00.42

12:02:45

18 Oct 1968

5th SPS cutoff.

165:01:07.37

12:03:52

18 Oct 1968

Passive thermal control test started.

167:00

14:02

18 Oct 1968

Passive thermal control test ended.

167:50

14:52

18 Oct 1968

Service propulsion cold soak test started.

168:00

15:02

18 Oct 1968

Service propulsion cold soak test ended,

171:10

18:12

18 Oct 1968

5th television transmission.

189:04

12:06

19 Oct 1968

Morse code emergency keying test started.

190:36:06

13:38:51

19 Oct 1968

Morse code emergency keying test ended.

190:43:01

13:45:46

19 Oct 1968

Oxygen stratification test.

198:27:00

21:29:45

19 Oct 1968

6th SPS ignition (minimum impulse burn).

210:07:59.99

09:10:45

20 Oct 1968

6th SPS cutoff.

210:08:00.49

09:10:45

20 Oct 1968

Passive thermal control test (pitch procedure) started.

212:00

11:02

20 Oct 1968

Passive thermal control test ended.

212:50

11:52

20 Oct 1968

6th television transmission.

213:10

12:12

20 Oct 1968

Star/horizon sightings.

213:30

12:32

20 Oct 1968

Hydrogen stratification test.

227:12

02:14

21 Oct 1968

Optics degradation test started.

228:30

03:32

21 Oct 1968

Solar Particle Alert Network Facility at Carnarvon reported class 1B solar flare.

231:08

06:10

21 Oct 1968

7th television transmission started.

236:18

11:20

21 Oct 1968

7th television transmission ended.

236:29

11:31

21 Oct 1968

7th SPS ignition (time anomaly adjust for deorbit burn).

239:06:11.97

14:08:57

21 Oct 1968

7th SPS cutoff.

239:06:19.67

14:09:04

21 Oct 1968

Window photography.

242:30

17:32

21 Oct 1968

8th SPS ignition (deorbit burn).

259:39:16.36

10:42:01

22 Oct 1968

8th SPS cutoff.

259:39:28.15

10:42:13

22 Oct 1968

CM/SM separation.

259:43:33.8

10:46:18

22 Oct 1968

Entry.

259:53:26

10:56:11

22 Oct 1968

Communication blackout started.

259:54:58

10:57:43

22 Oct 1968

Communication blackout ended.

259:59:46

11:02:31

22 Oct 1968

Maximum entry g force (3.33 g).

260:01:09

11:03:54

22 Oct 1968

SM impact in the Atlantic Ocean. S-band contact with CM by recovery aircraft.

260:03

11:05

22 Oct 1968

Drogue parachute deployed

260:03:23

11:06:08

22 Oct 1968

Main parachute deployed. VHF voice contact with CM established by recovery forces.

260:04:13

11:06:58

22 Oct 1968

Splashdown (went to apex-down).

260:09:03

11:11:48

22 Oct 1968

Inflation of flotation bags started.

260:18

11:20

22 Oct 1968

CM returned to apex-up position.

260:22

11:24

22 Oct 1968

VHF recovery beacon signal received by recovery aircraft.

260:23

11:25

22 Oct 1968

VHF voice communication with CM reestablished.

260:24

11:26

22 Oct 1968

CM sighted by recovery helicopter.

260:30

11:32

22 Oct 1968

Swimmers and flotation collar deployed.

260:32

11:34

22 Oct 1968

Flotation collar inflated.

260:41

11:43

22 Oct 1968

CM hatch opened.

260:45

11:47

22 Oct 1968

Crew aboard recovery helicopter.

260:58

12:00

22 Oct 1968

Recovery ship at CM. Crew aboard recovery ship.

261:06

12:08

22 Oct 1968

CM aboard recovery ship.

262:01

13:03

22 Oct 1968

Crew departed recovery ship.

285:54

12:56

23 Oct 1968

Crew arrived at Cape Kennedy, FL.

288:43

15:45

23 Oct 1968

CM offloaded at Norfolk Naval Air Station, VA.

310:58

14:00

24 Oct 1968

Deactivation of CM completed.

370:28

01:30

27 Oct 1968

 

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