Satellite Orbit and Ephemeris Determination using Inter Satellite Links

More documents

Recommendations

Info

Autonomous Onboard ProcessingInter Satellite LinksRadial Error [cm] 1998 07 01 12:47 - 1998 07 02 11:5975.0-75.00[h]4 8 12 16 20Along Track Error [cm] 1998 07 01 12:47 - 1998 07 02 11:59138.0-138.00[h]4 8 12 16 20Cross Track Error [cm] 1998 07 01 12:47 - 1998 07 02 11:59146.0-146.00[h]4 8 12 16 20Clock Error [cm] 1998 07 01 12:47 - 1998 07 02 11:5958.0-58.00[h]4 8 12 16 20Figure 7-5 Orbit and Clock Degradation of SV 10If a user computes the satellite positions using the broadcast parameters, his positioningperformance will degrade due to the degraded orbit and clock parameters. Remember, thebroadcast ephemeris have been derived from a predicted trajectory. In the same way, theclock parameters would have also been derived from prediction. The following figures showthe users positioning error over time, and in the horizontal plane.Page 170R. Wolf
Inter Satellite LinksAutonomous Onboard ProcessingError [m]1614121086420-2-4-6-8-10-12-14-16NorthEastUp18:40:30.000 01:20:30.000 08:00:30.000Time[hour:min:sec]Figure 7-6 User Position Error over Time432North Error [m]10-1-2-3-4-6 -4 -2 0 2 4East Error [m]Figure 7-7 User Horizontal Position ErrorAfter nearly 24 hours, the user position error can be up to 15 meters, mostly due to the SVclock error. However, to overcome the problem in normal system operation, the orbit andR. Wolf Page 171
Page 1 and 2:
Satellite Orbit and EphemerisDeterm
Page 3 and 4:
Inter Satellite LinksAbstractGlobal
Page 5 and 6:
Inter Satellite LinksTable of Conte
Page 7 and 8:
Inter Satellite Links6.2.2 IGSO WAL
Page 9 and 10:
Inter Satellite LinksList of Figure
Page 11 and 12:
Inter Satellite LinksFigure 6-38 Tr
Page 13 and 14:
Inter Satellite LinksList of Tables
Page 15 and 16:
Inter Satellite LinksJ2Earths Oblat
Page 17 and 18:
Inter Satellite LinksIntroduction1
Page 19 and 20:
Inter Satellite LinksIntroductionGE
Page 21 and 22:
Inter Satellite LinksISL Observatio
Page 23 and 24:
Inter Satellite LinksState Estimati
Page 26 and 27:
State EstimationInter Satellite Lin
Page 28 and 29:
Page 30 and 31:
Page 32 and 33:
Page 34 and 35:
Page 36 and 37:
Orbit ComputationInter Satellite Li
Page 38 and 39:
Page 40 and 41:
Page 42 and 43:
Page 44 and 45:
Page 46 and 47:
Page 48 and 49:
Page 50 and 51:
Page 52 and 53:
Page 54 and 55:
Page 56 and 57:
Page 58 and 59:
Page 60 and 61:
Page 62 and 63:
Page 64 and 65:
Page 66 and 67:
Page 68 and 69:
Page 70 and 71:
Page 72 and 73:
Page 74 and 75:
Page 76 and 77:
Page 78 and 79:
Page 80 and 81:
Page 82 and 83:
Page 84 and 85:
Page 86 and 87:
Software DescriptionInter Satellite
Page 88 and 89:
Page 90 and 91:
Page 92 and 93:
Page 94 and 95:
Page 96 and 97:
Page 98 and 99:
Page 100 and 101:
Page 102 and 103:
Page 104 and 105:
Page 106 and 107:
Page 108 and 109:
Simulations and ResultsInter Satell
Page 110 and 111:
Page 112 and 113:
Page 114 and 115:
Page 116 and 117:
Page 118 and 119:
Page 120 and 121:
Page 122 and 123:
Page 124 and 125:
Page 126 and 127:
Page 128 and 129:
Page 130 and 131:
Page 132 and 133:
Page 134 and 135:
Page 136 and 137: Simulations and ResultsInter Satell
Page 168 and 169: Autonomous Onboard ProcessingInter
Page 206 and 207: ReferencesInter Satellite Linksinte
Page 208 and 209: ReferencesInter Satellite Linkshalf
Page 210: ReferencesInter Satellite LinksSan
show all

Satellite Orbit and Ephemeris Determination using Inter Satellite Links

Create successful ePaper yourself

Delete template?

Save as template?