| 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 | -8.894e-04 | 2.511e-04 | -3.86 +/- 0.02 | -1.27 +/- 1.65 | 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 | -4.736e-04 | 2.134e-04 | -3.89 +/- 0.02 | -1.02 +/- 1.35 | 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 | -4.135e-05 | 1.555e-04 | -3.88 +/- 0.01 | -0.04 +/- 0.79 | 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 | 6.984e-05 | 1.643e-04 | -3.88 +/- 0.01 | 0.01 +/- 0.81 | No Violation Check |
| ai2ax1x | on | -1.297e-04 | 1.512e-04 | (1.97+/-140.00)e-4 | -0.96 +/- 1.47 | 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 | 3.149e-04 | 1.083e-04 | (4.67+/-100.00)e-4 | 0.51 +/- 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 | 4.931e-05 | 1.493e-04 | (7.37+/-140.00)e-4 | -0.29 +/- 1.47 | 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 | 1.211e-04 | 8.457e-05 | -(3.69+/-80.00)e-4 | 0.10 +/- 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 | 3.718 | 0.245 | -9.70 +/- 23.78 | (1.45+/-19.53)e2 | DEG | FSS ALPHA ANGLE MEAS | No Violation Check | |
| aoattqt1 | -0.017 | 0.004 | -0.26 +/- 0.35 | 17.31 +/- 16.96 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 1 (ECI) | No Violation Check | |
| aoattqt2 | 0.004 | 0.004 | -0.13 +/- 0.39 | 2.06 +/- 33.83 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 2 (ECI) | No Violation Check | |
| aoattqt3 | 0.037 | 0.006 | -0.00 +/- 0.55 | -11.58 +/- 33.08 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 3 (ECI) | No Violation Check | |
| aoattqt4 | 0.025 | 0.003 | 0.52 +/- 0.27 | 4.08 +/- 14.65 | na | ESTIMATED SPACECRAFT ATTITUDE QUATERION 4 (ECI) | No Violation Check | |
| aobetang | -1.641 | 0.388 | -8.76 +/- 35.86 | (1.32+/-3.32)e3 | DEG | FSS BETA ANGLE MEAS | No Violation Check | |
| aocmdqt1 | -0.017 | 0.004 | -0.26 +/- 0.35 | 17.37 +/- 16.97 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 1 | No Violation Check | |
| aocmdqt2 | 0.004 | 0.004 | -0.13 +/- 0.39 | 2.05 +/- 33.82 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 2 | No Violation Check | |
| aocmdqt3 | 0.037 | 0.006 | -0.00 +/- 0.54 | -11.72 +/- 33.06 | na | COMMANDED SPACECRAFT ATTITUDE QUATERNION 3 | No Violation Check | |
| aoscpos1 | -183.456 | 262.059 | -(6.60+/-23.72)e3 | (1.46+/-0.38)e6 | KM | SPACECRAFT POSITION VECTOR X (ECI FRAME) | No Violation Check | |
| aoscpos2 | -3.248e+03 | 446.850 | -(7.55+/-4.10)e4 | -(9.05+/-7.22)e5 | KM | SPACECRAFT POSITION VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscpos3 | 2.493e+03 | 371.022 | (6.13+/-3.40)e4 | -(1.61+/-0.59)e6 | KM | SPACECRAFT POSITION VECTOR Z (ECI FRAME) | No Violation Check | |
| aoscvel1 | 0.068 | 0.011 | -0.04 +/- 1.02 | 8.01 +/- 36.77 | KMPS | SPACECRAFT VELOCITY VECTOR X ECI FRAME) | No Violation Check | |
| aoscvel2 | -0.047 | 0.017 | -0.10 +/- 1.57 | 14.52 +/- 35.21 | KMPS | SPACECRAFT VELOCITY VECTOR Y (ECI FRAME) | No Violation Check | |
| aoscvel3 | -0.048 | 0.015 | 0.14 +/- 1.33 | -18.82 +/- 33.27 | KMPS | SPACECRAFT VELOCITY VECTOR Z (ECI FRAME) | No Violation Check | |
| aosunec1 | 0.018 | 3.144e-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 | 2.856e-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 | -3.734e-04 | 2.162e-05 | -0.40 +/- 0.00 | (8.53+/-4.51)e-10 | na | UNIT VECTOR FROM THE SPACECRAFT TO THE SUN Z (ECI FRAME) | No Violation Check | |
| aosunsa1 | -8.433e-04 | 9.590e-05 | -0.00 +/- 0.01 | 0.15 +/- 0.63 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME X | No Violation Check | |
| aosunsa2 | 0.002 | 3.121e-04 | 0.01 +/- 0.03 | -0.27 +/- 1.34 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Y | No Violation Check | |
| aosunsa3 | 4.074e-05 | 2.186e-05 | -1.00 +/- 0.00 | -0.05 +/- 0.05 | na | CSSA DERIVED UNIT VECTOR TO THE SUN IN SA FRAME Z | No Violation Check | |
| aotarqt1 | -0.017 | 0.004 | -0.26 +/- 0.35 | 11.61 +/- 17.02 | na | TARGET ATTITUDE QUATERNION ELEMENT 1 | No Violation Check | |
| aotarqt2 | 0.007 | 0.004 | -0.13 +/- 0.39 | 3.28 +/- 33.68 | na | TARGET ATTITUDE QUATERNION ELEMENT 2 | No Violation Check | |
| aotarqt3 | 0.041 | 0.006 | -0.01 +/- 0.54 | -10.88 +/- 32.69 | 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