| 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 | 0.005 | 0.105 | -0.96 +/- 1.60 | (1.86+/-1.94)e2 | DEG/S | IRU-1 AXIS 1X ANALOG RATE | No Violation Check | off | -1.447e-04 | 2.043e-04 | -3.89 +/- 0.02 | -0.31 +/- 1.30 | No Violation Check |
| ai1ax1y | on | 0.015 | 0.106 | -0.96 +/- 1.62 | (2.04+/-1.97)e2 | DEG/S | IRU-1 AXIS 1Y ANALOG RATE | No Violation Check | off | 1.978e-05 | 1.030e-04 | -3.94 +/- 0.01 | -0.11 +/- 0.55 | No Violation Check |
| ai1ax2x | on | 0.001 | 0.106 | -0.94 +/- 1.62 | (1.93+/-1.97)e2 | DEG/S | IRU-1 AXIS 2X ANALOG RATE | No Violation Check | off | 2.259e-05 | 1.318e-04 | -3.91 +/- 0.01 | -0.32 +/- 0.70 | No Violation Check |
| ai1ax2y | on | 0.015 | 0.106 | -0.96 +/- 1.62 | (2.00+/-1.97)e2 | DEG/S | IRU-1 AXIS 2Y ANALOG RATE | No Violation Check | off | 1.516e-05 | 9.474e-05 | -3.94 +/- 0.01 | -0.30 +/- 0.49 | No Violation Check |
| ai2ax1x | on | -7.656e-05 | 1.590e-04 | -0.00 +/- 0.01 | -1.39 +/- 1.58 | DEG/S | IRU-2 AXIS 1X ANALOG RATE | No Violation Check | off | -2.432 | 0.064 | -1.53 +/- 1.79 | -50.59 +/- 87.65 | No Violation Check |
| ai2ax1y | on | 2.104e-04 | 1.085e-04 | -(6.68+/-100.00)e-4 | 0.31 +/- 0.91 | DEG/S | IRU-2 AXIS 1Y ANALOG RATE | No Violation Check | off | -2.535 | 0.066 | -1.56 +/- 1.86 | -58.68 +/- 90.54 | No Violation Check |
| ai2ax2x | on | 3.423e-05 | 1.630e-04 | -0.01 +/- 0.01 | -0.60 +/- 1.56 | DEG/S | IRU-2 AXIS 2X ANALOG RATE | No Violation Check | off | -2.516 | 0.066 | -1.55 +/- 1.85 | -55.90 +/- 89.76 | No Violation Check |
| ai2ax2y | on | 1.007e-04 | 8.986e-05 | -0.00 +/- 0.01 | 0.12 +/- 0.71 | DEG/S | IRU-2 AXIS 2Y ANALOG RATE | No Violation Check | off | -2.520 | 0.066 | -1.56 +/- 1.85 | -59.77 +/- 90.71 | No Violation Check |
| aoalpang | 3.614 | 0.244 | -11.58 +/- 23.65 | -(3.22+/-19.78)e2 | DEG | FSS ALPHA ANGLE MEAS | No Violation Check | |
| aoattqt1 | -0.017 | 0.004 | -0.27 +/- 0.34 | 19.10 +/- 17.47 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 1 (ECI) | No Violation Check | |
| aoattqt2 | 0.004 | 0.004 | -0.15 +/- 0.39 | 12.00 +/- 33.52 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 2 (ECI) | No Violation Check | |
| aoattqt3 | 0.038 | 0.006 | -0.02 +/- 0.55 | -1.10 +/- 33.61 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 3 (ECI) | No Violation Check | |
| aoattqt4 | 0.025 | 0.003 | 0.52 +/- 0.27 | -2.33 +/- 15.12 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 4 (ECI) | No Violation Check | |
| aobetang | -1.752 | 0.384 | -13.42 +/- 35.46 | -(6.40+/-34.84)e2 | DEG | FSS BETA ANGLE MEAS | No Violation Check | |
| aocmdqt1 | -0.017 | 0.004 | -0.27 +/- 0.34 | 19.11 +/- 17.46 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 1 | No Violation Check | |
| aocmdqt2 | 0.004 | 0.004 | -0.14 +/- 0.39 | 5.27 +/- 33.63 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 2 | No Violation Check | |
| aocmdqt3 | 0.038 | 0.006 | -0.02 +/- 0.55 | -1.15 +/- 33.61 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 3 | No Violation Check | |
| aoscpos1 | -172.926 | 261.843 | -(6.78+/-23.70)e3 | (1.60+/-0.38)e6 | KM | SPACECRAFT POSITION VECTOR X (ECI FRAME) | No Violation Check | |
| aoscpos2 | -3.227e+03 | 444.391 | -(7.58+/-4.08)e4 | -(9.02+/-7.23)e5 | KM | SPACECRAFT POSITION VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscpos3 | 2.509e+03 | 372.980 | (6.10+/-3.41)e4 | -(1.49+/-0.59)e6 | KM | SPACECRAFT POSITION VECTOR Z (ECI FRAME) | No Violation Check | |
| aoscvel1 | 0.070 | 0.012 | -0.06 +/- 1.05 | 35.83 +/- 38.32 | KMPS | SPACECRAFT VELOCITY VECTOR X ECI FRAME) | No Violation Check | |
| aoscvel2 | -0.045 | 0.017 | -0.12 +/- 1.56 | 27.98 +/- 34.32 | KMPS | SPACECRAFT VELOCITY VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscvel3 | -0.045 | 0.014 | 0.12 +/- 1.30 | -15.11 +/- 31.20 | KMPS | SPACECRAFT VELOCITY VECTOR Z (ECI FRAME) | No Violation Check | |
| aosunec1 | 0.018 | 3.146e-05 | -0.06 +/- 0.04 | 0.04 +/- 0.23 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN X (ECI FRAME) | No Violation Check | |
| aosunec2 | -0.002 | 2.857e-05 | -0.92 +/- 0.01 | (1.68+/-0.12)e-8 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Y (ECI FRAME) | No Violation Check | |
| aosunec3 | -3.695e-04 | 2.153e-05 | -0.40 +/- 0.00 | (7.58+/-4.50)e-10 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Z (ECI FRAME) | No Violation Check | |
| aosunsa1 | -0.001 | 1.136e-04 | -0.01 +/- 0.01 | 0.20 +/- 0.80 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME X | No Violation Check | |
| aosunsa2 | 0.002 | 2.997e-04 | 0.01 +/- 0.03 | -0.45 +/- 1.25 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Y | No Violation Check | |
| aosunsa3 | 2.693e-05 | 2.008e-05 | -1.00 +/- 0.00 | -(2.81+/-97.81)e-4 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Z | No Violation Check | |
| aotarqt1 | -0.017 | 0.004 | -0.26 +/- 0.35 | 9.88 +/- 17.35 | na | TARGET ATTITUDE QUATERNION ELEMENT 1 | No Violation Check | |
| aotarqt2 | 0.006 | 0.004 | -0.15 +/- 0.39 | 3.08 +/- 33.54 | na | TARGET ATTITUDE QUATERNION ELEMENT 2 | No Violation Check | |
| aotarqt3 | 0.042 | 0.006 | -0.03 +/- 0.55 | -7.98 +/- 32.65 | na | TARGET ATTITUDE QUATERNION ELEMENT 3 | No Violation Check |
If you have any questions, please contact
swolk@cfa.harvard.edu.
Data Updated: Dec 23, 2025
Last Site Modification: Sep 30, 2021