Apollo 9 Earth Orbit Phase

 

 

 

 

Event

 

 

GET

(hhh:mm:ss)

Space

Fixed

Velocity

(ft/sec)

 

Event

Duration

(sec)

 

Velocity

Change

(ft/sec)

 

 

Apogee

(n mi)

 

 

Perigee

(n mi)

 

 

Period

(mins)

 

Inclin

ation

(deg)

Earth orbit insertion

000:11:14.66

25,569.78

 

 

100.74

99.68

88.20

32.552

CSM separated from S-IVB

002:41:16.0

25,553

 

 

 

 

 

 

CSM/LM ejected from S-IVB

004:08:09

25,565.3

 

 

 

 

 

 

S-IVB 2nd burn restart*

004:45:55.54

25,556.1

 

 

 

 

 

 

S-IVB 2nd burn cutoff

004:46:57.60

27,742.03

62.06

 

 

 

 

32.303

S-IVB intermediate orbit insertion

004:47:07.60

27,753.61

 

 

1,671.58

105.75

119.22

32.302

1st SPS ignition

005:59:01.07

25,549.8

 

 

 

 

 

 

1st SPS cutoff

005:59:06.30

25,583.8

5.23

36.6

127.6

111.3

88.8

32.56

S-IVB 3rd burn restart*

006:07:19.26

20,766.0

 

 

 

 

 

 

S-IVB 3rd burn cutoff

006:11:21.32

31,589.17

242.06

 

 

 

 

33.824

S-IVB escape orbit insertion

006:11:31.32

31,619.85

 

 

 

 

 

33.825

2nd SPS ignition

022:12:04.07

25,588.2

 

31.8

 

 

 

 

2nd SPS cutoff

022:13:54.36

25,701.7

110.29

850.5

192.5

110.7

90.0

33.46

3rd SPS ignition

025:17:39.27

25,692.4

 

 

 

 

 

 

3rd SPS cutoff

025:22:19.15

25,794.3

279.88

2567.9

274.9

112.6

91.6

33.82

4th SPS ignition

028:24:41.37

25,807.7

 

 

 

 

 

 

4th SPS cutoff

028:25:09.24

25,798.9

27.87

300.5

275.0

112.4

91.6

33.82

DPS docked ignition

049:41:34.46

25,832.7

 

 

 

 

 

 

DPS docked cutoff

049:47:45.97

25,783.0

371.51

1737.5

274.6

112.1

91.5

33.97

5th SPS ignition

054:26:12.27

25,700.8

 

 

 

 

 

 

5th SPS cutoff

054:26:55.53

25,473.2

43.26

572.5

131.0

125.9

89.2

33.61

CSM/LM separation ignition

093:02:54

25,480.5

 

 

 

 

 

 

CSM/LM separation cutoff

093:03:03.5

25,480.5

9.5

 

127

122

 

 

LM descent phasing ignition

093:47:35.4

25,518.9

 

 

 

 

 

 

LM descent phasing cutoff

093:47:54.4

25,518.2

19.0

 

137

112

 

 

LM descent insertion ignition

095:39:08.06

25,412.6

 

 

 

 

 

 

LM descent insertion cutoff

095:39:30.43

25,453.0

22.37

 

138.9

133.9

 

 

LM coelliptic sequence ignition

096:16:06.54

25,452.0

 

 

 

 

 

 

LM coelliptic sequence cutoff

096:16:38.25

25,412.0

31.71

 

138

113

 

 

LM constant differential height ignition

096:58:15.0

25,592.0

 

 

 

 

 

 

LM constant differential height cutoff

096:58:17.9

25,550.6

2.9

 

116

111

 

 

LM terminal phase initiation ignition

097:57:59

25,540.8

 

 

 

 

 

 

LM terminal phase initiation cutoff

097:58:36.6

25,560.5

37.6

 

126

113

 

 

LM ascent engine depletion ignition

101:53:15.4

25,480.3

 

 

 

 

 

 

LM ascent engine depletion

101:59:17.7

29,415.4

362.3

5,373.4

3,760.9

126.6

165.3

28.95

6th SPS ignition

123:25:06.97

25,522.2

 

 

 

 

 

 

6th SPS cutoff

123:25:08.40

25,489.0

1.43

33.7

123.1

108.5

88.7

33.62

7th SPS ignition

169:39:00.36

25,589.6

 

 

 

 

 

 

7th SPS cutoff

169:39:25.26

25,825.9

24.90

650.1

253.2

100.7

90.9

33.51

8th SPS ignition

240:31:14.84

25,318.4

 

 

 

 

 

 

8th SPS cutoff

240:31:26.58

25,142.8

11.74

322.7

240.0

-4.2

88.8

33.52

 

* Only the commanded time is available for this event.

 

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