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ARTEMIS: Lunar Orbit Geometry

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Presentation on theme: "ARTEMIS: Lunar Orbit Geometry"— Presentation transcript:

1 ARTEMIS: Lunar Orbit Geometry
Sara Jean MacLellan November 6, 2007

2 P1 Prograde & P2 Retrograde

3 Summary: XY Plane Orbits
Sun-Moon Rotating Frame – Looking down on the XY Plane Take spacecraft states on the 15th of each month for one year at 00:00:00.0 ET Showed trajectory for ½ of the osculating period before and after the given time

4 P1 Prograde & P2 Retrograde

5 P1 Prograde & P2 Retrograde

6 P1 Prograde & P2 Retrograde

7 P1 Prograde & P2 Retrograde

8 P1 Prograde & P2 Retrograde

9 P1 Prograde & P2 Retrograde

10 P1 Prograde & P2 Retrograde

11 P1 Prograde & P2 Retrograde

12 P1 Prograde & P2 Retrograde

13 P1 Prograde & P2 Retrograde

14 P1 Prograde & P2 Retrograde

15 P1 Prograde & P2 Retrograde

16 P1 Prograde & P2 Retrograde

17 Summary: XZ Plane Crossings
Time history of plane crossings X-Coordinate and Y-Coordinate vs. Time Only looked at plane crossings on Anti-Sun side of Moon Poincare Section of XZ Plane Y-Coordinate vs. X-Coordinate

18 P1 Prograde: XZ Plane Crossing vs. Time

19 P2 Retrograde: XZ Plane Crossing vs. Time

20 P1 Prograde: X vs. Z

21 P2 Retrograde: X vs Z

22 P1 Retrograde & P2 Prograde

23 Summary: XY Plane Orbits
Sun-Moon Rotating Frame – Looking down on the XY Plane Take spacecraft states on the 15th of each month for one year at 00:00:00.0 ET Showed trajectory for ½ of the osculating period before and after the given time

24 P1 Retrograde & P2 Prograde

25 P1 Retrograde & P2 Prograde

26 P1 Retrograde & P2 Prograde

27 P1 Retrograde & P2 Prograde

28 P1 Retrograde & P2 Prograde

29 P1 Retrograde & P2 Prograde

30 P1 Retrograde & P2 Prograde

31 P1 Retrograde & P2 Prograde

32 P1 Retrograde & P2 Prograde

33 P1 Retrograde & P2 Prograde

34 P1 Retrograde & P2 Prograde

35 P1 Retrograde & P2 Prograde

36 P1 Retrograde & P2 Prograde

37 Summary: XZ Plane Crossings
Time history of plane crossings X-Coordinate and Y-Coordinate vs. Time Only looked at plane crossings on Anti-Sun side of Moon Poincare Section of XZ Plane Y-Coordinate vs. X-Coordinate

38 P1 Retrograde: XZ Plane Crossing vs. Time

39 P2 Prograde: XZ Plane Crossing vs. Time

40 P1 Retrograde: X vs Z

41 P2 Prograde: X vs Z

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