| One Week | Three Month | One Year | Five Year | Full Range | Min | Mean | Max |
|---|
Delta/Yr below is a slope of the linear fitting over the data of the period. Delta/Yr/Yr is a slope of the liner fitting over the devivative data of the period. Slope listed on a linked plot is the slope computed on the last few periods of the data to show the direction of the trend, and different from that of Delta/Yr.
| MSID | Mean | RMS | Delta/Yr | Delta/Yr/Yr | Unit | Description | Limit Violation | |
|---|---|---|---|---|---|---|---|---|
| ai1ax1x | on | -0.002 | 0.103 | -0.91 +/- 1.58 | (2.37+/-2.22)e2 | DEG/S | IRU-1 AXIS 1X ANALOG RATE | No Violation Check | off | 0.002 | 2.330e-04 | -3.85 +/- 0.02 | -1.52 +/- 1.35 | No Violation Check |
| ai1ax1y | on | -0.001 | 0.104 | -0.92 +/- 1.60 | (2.31+/-2.24)e2 | DEG/S | IRU-1 AXIS 1Y ANALOG RATE | No Violation Check | off | 0.002 | 2.018e-04 | -3.89 +/- 0.02 | -0.04 +/- 1.21 | No Violation Check |
| ai1ax2x | on | -0.004 | 0.104 | -0.92 +/- 1.60 | (2.35+/-2.24)e2 | DEG/S | IRU-1 AXIS 2X ANALOG RATE | No Violation Check | off | -1.849e-04 | 1.546e-04 | -3.88 +/- 0.01 | 0.40 +/- 0.71 | No Violation Check |
| ai1ax2y | on | -0.001 | 0.104 | -0.92 +/- 1.60 | (2.34+/-2.24)e2 | DEG/S | IRU-1 AXIS 2Y ANALOG RATE | No Violation Check | off | -1.741e-04 | 1.664e-04 | -3.88 +/- 0.01 | 0.19 +/- 0.74 | No Violation Check |
| ai2ax1x | on | 3.722e-05 | 1.323e-04 | (3.24+/-120.00)e-4 | -0.76 +/- 1.29 | DEG/S | IRU-2 AXIS 1X ANALOG RATE | No Violation Check | off | -2.424 | 0.063 | -1.49 +/- 1.78 | -17.74 +/- 46.48 | No Violation Check |
| ai2ax1y | on | -2.306e-04 | 1.102e-04 | -(3.10+/-100.00)e-4 | -0.19 +/- 0.88 | DEG/S | IRU-2 AXIS 1Y ANALOG RATE | No Violation Check | off | -2.514 | 0.066 | -1.54 +/- 1.85 | -26.72 +/- 47.61 | No Violation Check |
| ai2ax2x | on | -1.313e-05 | 1.352e-04 | -(1.36+/-1200000000000000000.00)e-20 | -0.98 +/- 1.35 | DEG/S | IRU-2 AXIS 2X ANALOG RATE | No Violation Check | off | -2.487 | 0.065 | -1.53 +/- 1.83 | -26.77 +/- 47.14 | No Violation Check |
| ai2ax2y | on | -1.672e-04 | 7.269e-05 | -(3.79+/-70.00)e-4 | -0.01 +/- 0.60 | DEG/S | IRU-2 AXIS 2Y ANALOG RATE | No Violation Check | off | -2.531 | 0.066 | -1.53 +/- 1.86 | -30.24 +/- 47.83 | No Violation Check |
| aoalpang | -1.742 | 0.243 | -7.37 +/- 22.59 | (6.23+/-19.55)e2 | DEG | FSS ALPHA ANGLE MEAS | No Violation Check | |
| aoattqt1 | 0.010 | 0.004 | -0.13 +/- 0.38 | -17.81 +/- 17.49 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 1 (ECI) | No Violation Check | |
| aoattqt2 | -0.015 | 0.005 | -0.19 +/- 0.42 | 23.31 +/- 29.97 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 2 (ECI) | No Violation Check | |
| aoattqt3 | -0.043 | 0.007 | -0.10 +/- 0.64 | 15.14 +/- 38.56 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 3 (ECI) | No Violation Check | |
| aoattqt4 | -0.027 | 0.003 | 0.38 +/- 0.26 | 8.45 +/- 13.81 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 4 (ECI) | No Violation Check | |
| aobetang | 1.143 | 0.375 | -10.15 +/- 34.56 | -(1.20+/-3.04)e3 | DEG | FSS BETA ANGLE MEAS | No Violation Check | |
| aocmdqt1 | 0.010 | 0.004 | -0.13 +/- 0.38 | -21.77 +/- 17.29 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 1 | No Violation Check | |
| aocmdqt2 | -0.015 | 0.005 | -0.19 +/- 0.42 | 23.61 +/- 29.68 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 2 | No Violation Check | |
| aocmdqt3 | -0.043 | 0.007 | -0.10 +/- 0.64 | 15.15 +/- 38.56 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 3 | No Violation Check | |
| aoscpos1 | 1.424e+03 | 256.375 | -(3.66+/-23.28)e3 | -(7.64+/-27.94)e4 | KM | SPACECRAFT POSITION VECTOR X (ECI FRAME) | No Violation Check | |
| aoscpos2 | -730.674 | 414.270 | -(8.41+/-3.73)e4 | (1.09+/-0.61)e6 | KM | SPACECRAFT POSITION VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscpos3 | -1.121e+03 | 346.916 | (6.40+/-3.13)e4 | -(8.75+/-4.98)e5 | KM | SPACECRAFT POSITION VECTOR Z (ECI FRAME) | No Violation Check | |
| aoscvel1 | 0.002 | 0.010 | 0.11 +/- 0.87 | 10.40 +/- 22.48 | KMPS | SPACECRAFT VELOCITY VECTOR X ECI FRAME) | No Violation Check | |
| aoscvel2 | 0.041 | 0.015 | -0.04 +/- 1.39 | -1.57 +/- 23.03 | KMPS | SPACECRAFT VELOCITY VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscvel3 | -0.031 | 0.013 | -0.07 +/- 1.17 | -10.97 +/- 23.12 | KMPS | SPACECRAFT VELOCITY VECTOR Z (ECI FRAME) | No Violation Check | |
| aosunec1 | 0.018 | 3.247e-05 | 0.04 +/- 0.04 | 0.02 +/- 0.26 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN X (ECI FRAME) | No Violation Check | |
| aosunec2 | 0.002 | 3.119e-05 | -0.92 +/- 0.01 | -(1.30+/-0.13)e-8 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Y (ECI FRAME) | No Violation Check | |
| aosunec3 | -1.158e-12 | 1.286e-09 | -0.40 +/- 0.00 | -(5.47+/-4.08)e-10 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Z (ECI FRAME) | No Violation Check | |
| aosunsa1 | 4.744e-04 | 1.259e-04 | -0.01 +/- 0.01 | -0.57 +/- 0.66 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME X | No Violation Check | |
| aosunsa2 | -0.001 | 4.526e-04 | 0.02 +/- 0.04 | 0.66 +/- 2.01 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Y | No Violation Check | |
| aosunsa3 | 1.131e-05 | 2.896e-05 | -1.00 +/- 0.00 | -0.02 +/- 0.09 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Z | No Violation Check | |
| aotarqt1 | 0.007 | 0.004 | -0.13 +/- 0.39 | -20.37 +/- 18.04 | na | TARGET ATTITUDE QUATERNION ELEMENT 1 | No Violation Check | |
| aotarqt2 | -0.017 | 0.005 | -0.19 +/- 0.42 | 22.64 +/- 30.40 | na | TARGET ATTITUDE QUATERNION ELEMENT 2 | No Violation Check | |
| aotarqt3 | -0.046 | 0.007 | -0.12 +/- 0.63 | 13.54 +/- 38.63 | na | TARGET ATTITUDE QUATERNION ELEMENT 3 | No Violation Check |
If you have any questions, please contact
swolk@cfa.harvard.edu.
Data Updated: Dec 29, 2025
Last Site Modification: Sep 30, 2021