| 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 | 8.819e-05 | 0.104 | -0.94 +/- 1.59 | (1.94+/-1.92)e2 | DEG/S | IRU-1 AXIS 1X ANALOG RATE | No Violation Check | off | -1.360e-04 | 1.980e-04 | -3.87 +/- 0.02 | 1.64 +/- 1.21 | No Violation Check |
| ai1ax1y | on | 0.008 | 0.105 | -0.95 +/- 1.61 | (1.99+/-1.94)e2 | DEG/S | IRU-1 AXIS 1Y ANALOG RATE | No Violation Check | off | -7.174e-05 | 1.647e-04 | -3.92 +/- 0.01 | 1.08 +/- 1.05 | No Violation Check |
| ai1ax2x | on | -0.002 | 0.105 | -0.93 +/- 1.60 | (1.93+/-1.93)e2 | DEG/S | IRU-1 AXIS 2X ANALOG RATE | No Violation Check | off | -2.577e-04 | 1.748e-04 | -3.89 +/- 0.02 | 1.07 +/- 0.96 | No Violation Check |
| ai1ax2y | on | 0.004 | 0.105 | -0.94 +/- 1.61 | (1.94+/-1.94)e2 | DEG/S | IRU-1 AXIS 2Y ANALOG RATE | No Violation Check | off | -1.362e-04 | 1.659e-04 | -3.92 +/- 0.01 | 0.45 +/- 0.96 | No Violation Check |
| ai2ax1x | on | 2.171e-04 | 1.439e-04 | -(3.85+/-130.00)e-4 | -0.17 +/- 1.43 | DEG/S | IRU-2 AXIS 1X ANALOG RATE | No Violation Check | off | -2.431 | 0.063 | -1.51 +/- 1.79 | -62.92 +/- 93.73 | No Violation Check |
| ai2ax1y | on | 3.990e-04 | 1.027e-04 | -(2.00+/-100.00)e-4 | -0.17 +/- 0.86 | DEG/S | IRU-2 AXIS 1Y ANALOG RATE | No Violation Check | off | -2.524 | 0.066 | -1.55 +/- 1.86 | -69.43 +/- 96.95 | No Violation Check |
| ai2ax2x | on | 2.290e-04 | 1.430e-04 | -(5.60+/-130.00)e-4 | -0.36 +/- 1.42 | DEG/S | IRU-2 AXIS 2X ANALOG RATE | No Violation Check | off | -2.498 | 0.065 | -1.53 +/- 1.84 | -62.83 +/- 95.68 | No Violation Check |
| ai2ax2y | on | 3.768e-04 | 8.806e-05 | -(2.14+/-80.00)e-4 | 0.15 +/- 0.60 | DEG/S | IRU-2 AXIS 2Y ANALOG RATE | No Violation Check | off | -2.515 | 0.066 | -1.54 +/- 1.85 | -68.07 +/- 96.66 | No Violation Check |
| aoalpang | 1.135 | 0.242 | -13.49 +/- 22.69 | (2.75+/-2.18)e3 | DEG | FSS ALPHA ANGLE MEAS | No Violation Check | |
| aoattqt1 | 0.008 | 0.004 | -0.08 +/- 0.33 | -10.16 +/- 16.95 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 1 (ECI) | No Violation Check | |
| aoattqt2 | -0.027 | 0.005 | -0.20 +/- 0.43 | -13.63 +/- 37.95 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 2 (ECI) | No Violation Check | |
| aoattqt3 | -0.058 | 0.007 | -0.06 +/- 0.66 | -83.74 +/- 53.24 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 3 (ECI) | No Violation Check | |
| aoattqt4 | 0.002 | 0.002 | 0.40 +/- 0.23 | 12.61 +/- 9.61 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 4 (ECI) | No Violation Check | |
| aobetang | 1.277 | 0.307 | -15.19 +/- 28.75 | (1.75+/-2.84)e3 | DEG | FSS BETA ANGLE MEAS | No Violation Check | |
| aocmdqt1 | 0.008 | 0.004 | -0.08 +/- 0.33 | -10.09 +/- 16.95 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 1 | No Violation Check | |
| aocmdqt2 | -0.027 | 0.005 | -0.20 +/- 0.43 | -13.47 +/- 37.96 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 2 | No Violation Check | |
| aocmdqt3 | -0.058 | 0.007 | -0.06 +/- 0.66 | -83.70 +/- 53.24 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 3 | No Violation Check | |
| aoscpos1 | -2.006e+03 | 270.656 | -(5.03+/-25.16)e3 | (4.56+/-3.64)e5 | KM | SPACECRAFT POSITION VECTOR X (ECI FRAME) | No Violation Check | |
| aoscpos2 | -340.237 | 436.002 | -(7.33+/-4.00)e4 | -(3.16+/-0.73)e6 | KM | SPACECRAFT POSITION VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscpos3 | 2.603e+03 | 373.738 | (5.75+/-3.47)e4 | (1.43+/-0.60)e6 | KM | SPACECRAFT POSITION VECTOR Z (ECI FRAME) | No Violation Check | |
| aoscvel1 | 0.023 | 0.011 | -0.06 +/- 1.00 | 46.10 +/- 35.86 | KMPS | SPACECRAFT VELOCITY VECTOR X ECI FRAME) | No Violation Check | |
| aoscvel2 | -0.097 | 0.017 | 0.00 +/- 1.61 | -12.65 +/- 32.99 | KMPS | SPACECRAFT VELOCITY VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscvel3 | 0.041 | 0.015 | 0.06 +/- 1.34 | -26.97 +/- 31.94 | KMPS | SPACECRAFT VELOCITY VECTOR Z (ECI FRAME) | No Violation Check | |
| aosunec1 | 0.016 | 3.204e-05 | 0.39 +/- 0.03 | -0.05 +/- 0.24 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN X (ECI FRAME) | No Violation Check | |
| aosunec2 | 0.006 | 3.303e-05 | -0.84 +/- 0.01 | 0.03 +/- 0.06 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Y (ECI FRAME) | No Violation Check | |
| aosunec3 | 0.002 | 3.015e-05 | -0.37 +/- 0.01 | (1.82+/-0.13)e-10 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Z (ECI FRAME) | No Violation Check | |
| aosunsa1 | -0.002 | 1.088e-04 | -0.01 +/- 0.01 | -0.85 +/- 0.59 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME X | No Violation Check | |
| aosunsa2 | 0.006 | 3.149e-04 | 0.01 +/- 0.03 | 1.13 +/- 1.16 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Y | No Violation Check | |
| aosunsa3 | 7.515e-05 | 1.984e-05 | -1.00 +/- 0.00 | 0.01 +/- 0.02 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Z | No Violation Check | |
| aotarqt1 | 0.008 | 0.004 | -0.07 +/- 0.34 | -11.72 +/- 16.85 | na | TARGET ATTITUDE QUATERNION ELEMENT 1 | No Violation Check | |
| aotarqt2 | -0.028 | 0.005 | -0.21 +/- 0.43 | -26.51 +/- 38.13 | na | TARGET ATTITUDE QUATERNION ELEMENT 2 | No Violation Check | |
| aotarqt3 | -0.059 | 0.007 | -0.06 +/- 0.65 | -95.61 +/- 53.13 | na | TARGET ATTITUDE QUATERNION ELEMENT 3 | No Violation Check |
If you have any questions, please contact
swolk@cfa.harvard.edu.
Data Updated: Jan 18, 2026
Last Site Modification: Sep 30, 2021