|
Skylab Statistics
|
Summary |
Skylab
1 |
Skylab
2 |
Skylab
3 |
Skylab
4 |
|
Launch
Date/Time |
05-14-73
1:30pm |
05-25-73
9:00am |
07-28-73
7:11am |
11-16-73
9:01am |
|
Launch
Vehicles |
Saturn
V |
Saturn
1B |
Saturn
1B |
Saturn
1B |
|
Orbital
Parameters |
268.1 x 269.5 Miles |
268.1 x 269.5 Miles |
268.1 x 269.5 Miles |
268.1 x 269.5 Miles |
| Orbital
Inclination |
50 Degrees |
50 Degrees |
50 Degrees |
50 Degrees |
| Orbital
Period |
APP. 93
min |
APP. 93
min |
APP. 93
min |
APP. 93
min |
| Distance
Orbit |
26,575
miles |
26,575
miles |
26,575
miles |
26,575
miles |
| Mission
Distance |
|
11.5 Million
miles |
24.5 Million
miles |
34.5 Million
miles |
| Number
of Revolutions |
|
404 |
585 |
1,214 |
| Mission
Duration |
|
28
days 49 min |
59
days 11 hrs
9 min |
84
days 1 hr
16 min |
|
|
Man
Hour Utilization |
Skylab
2 |
Skylab
3 |
Skylab
4 |
Totals |
|
0 |
Hrs |
% |
Hrs |
% |
Hrs |
% |
Hrs |
% |
|
Medical
Activities
|
145.3 |
7.5% |
312.5 |
8.5% |
366.7 |
6.1% |
824.5 |
6.9% |
|
Solar
Observations |
117.2 |
6.0% |
305.1 |
7.8% |
519.0 |
8.5% |
941.3 |
7.9% |
|
Earth
Resources |
71.4 |
3.7% |
223.5 |
5.7% |
274.5 |
4.5% |
569.4 |
4.8% |
| Other Experiments |
65.4 |
3.4% |
243.6 |
6.2% |
403.0 |
6.7% |
712.0 |
6.0% |
| Sleep, Rest, Off
Duty |
675.6 |
34.7% |
1,224.5 |
31.2% |
1,846.5 |
30.5% |
3,746.6 |
31.5% |
| Pre/post sleep,
eating |
477.1 |
24.5% |
975.7 |
24.8% |
1,384.0 |
23.0% |
2,836.8 |
23.8% |
| Housekeeping |
103.6 |
5.3% |
158.4 |
4.0% |
298.9 |
4.9% |
560.9 |
4.7% |
| Physical
Training, Hygiene |
56.2 |
2.9% |
202.2 |
5.2% |
384.5 |
6.4% |
642.9 |
5.4% |
| Other (EVA) |
232.5 |
12.0% |
279.7 |
7.1% |
571.4 |
9.4% |
1,083.6 |
5.4% |
| Total |
1,944.3 |
100.0% |
3,925.2 |
100.0% |
6,048.5 |
100.0% |
11,918.0 |
100.0% |
|
|
Experiment
Performance |
Skylab
2 |
Skylab
3 |
Skylab
4 |
Totals |
|
0 |
Hrs |
% |
Hrs |
% |
Hrs |
% |
Hrs |
% |
|
Solar
Astronomy |
117.2 |
29.9% |
305.1 |
28.2% |
519.0 |
33.2% |
941.3 |
31.0% |
|
Earth
Observations |
71.4 |
18.2% |
223.5 |
20.6% |
274.5 |
17.6% |
569.4 |
18.8% |
|
Student |
3.7 |
.9% |
10.8 |
1.0% |
14.8 |
0.9% |
29.3 |
0.9% |
| Astrophysics |
36.6 |
9.4% |
103.8 |
9.6% |
133.8 |
8.5% |
274.2 |
9.0% |
| Man/Systems |
12.1 |
3.1% |
117.4 |
10.8% |
83.0 |
5.3% |
212.5 |
7.0% |
| Materials
Science |
5.9 |
1.5% |
8.4 |
0.8% |
15.4 |
1.0% |
29.7 |
1.0% |
| Life
Science |
145.3 |
37.0% |
312.5 |
29.0% |
366.7 |
23.5% |
824.5 |
27.2% |
| Comet
Kohoutek Studies |
0 |
0 |
0 |
0 |
156.0 |
10.0% |
156.0 |
5.1% |
| Totals |
392.2 |
100.0% |
1,081.5 |
100.0% |
1,563.2 |
100.0% |
3,036.9 |
100.0% |
|
|
Extravehicular
Activities |
Skylab
2 |
Skylab
3 |
Skylab
4 |
Totals |
|
Stand-up
EVA |
(05-25-79)
33 min |
|
|
33
min |
|
Eva
1 |
(6-7-73)
4 hrs 31 min |
(8-6-73)
6 hrs 31 min |
(11-22-73)
6 hrs 33 min |
17
hrs 35 min |
|
Eva
2 |
(6-19-73)
1 hrs 37 min |
(8-24-73)
4 hrs 30 min |
(12-25-73)
6 hrs 51 min |
12
hrs 58 min |
|
Eva
3 |
|
(9-22-73)
2 hrs 42 min |
(12-29-73)
3 hrs 30 min |
6
hrs 12 min |
| Eva 4 |
|
|
(2-3-74)
5 hrs 19 min |
5
hrs 19 min |
| Totals |
6
hrs 20 min |
13
hrs 43 min |
22
hrs 13 min |
41
hrs 22 min |
|
|
Data
Returned |
Skylab
2 |
Skylab
3 |
Skylab
4 |
Totals |
|
Solar
Observation |
28,739
Frames |
74,942
Frames |
73,366
Frames |
177,047
Frames |
|
Earth
Observations |
9,846
Frames |
16,800
Frames |
19,400
Frames |
46,146
Frames |
|
Magnetic
Tape |
45,000
Feet |
93,600
Feet |
100,000
Feet |
238,600
Feet |
|
| Experiment
Summary |
Planned |
Auctual |
Percentage
Deviation |
|
Earth Observation Passes |
62
hrs |
99
hrs |
+ 60% |
|
Solar Viewing Time |
566 hrs |
724.7 hrs |
+ 27.5 % |
|
Manned Solar Viewing Time |
879.5 hrs |
941.3 hrs |
+ 7.1 % |
|
Biomedical Investigations |
701
hrs |
922
hrs |
+ 32 % |
|
Engineering/Tech Inves. |
264 |
245 |
- 3.4 % |
|
Materials/Space Manuf. Inves. |
10
hrs |
32
hrs |
+220 % |
|
Astrophysics Investigations |
168
hrs |
345
hrs |
+105
% |
|
Student Exp. Investigations |
44
hrs |
52
hrs |
+ 18
% |
| Science Demonstrations |
26 |
11 |
- 42
% |
|
| Skylab 4 Consumable Utilization |
Launch |
End of Mission |
Consumables Used |
| Water |
6,000 lbs |
1,710 lbs |
4,290 lbs |
| Oxygen |
6,100 lbs |
2,764 lbs |
3,336 lbs |
| Nitrogen |
1,540 lbs |
607 lbs |
933 lbs |
| TACs |
80,000 lbs |
12,488 lbs |
67,512 lbs-sec* |
| |
