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ACA Trending: Jun 2025

Click an image to enlarge it. The slopes are in Mag / day.

ACIS
Slope: -2.710e-03 STD: 5.734e-02

Slope: -3.616e-03 STD: 5.742e-02

Slope: -2.809e-03 STD: 6.561e-02
 

Slope: -2.507e-03 STD: 5.431e-02

Slope: -3.117e-03 STD: 5.680e-02

Slope: -4.103e-03 STD: 6.947e-02
 
HRCI
Slope: -7.919e-04 STD: 7.656e-03

Slope: -2.239e-04 STD: 9.307e-03

Slope: -4.026e-04 STD: 1.007e-02

Slope: -1.374e-03 STD: 1.036e-02
HRCS
Slope: 1.133e-04 STD: 3.799e-03

Slope: -3.473e-04 STD: 4.479e-03

Slope: 1.202e-04 STD: 5.176e-03

Slope: nan STD: nan
IDID StringMagnitudeData Quality (%)Total Data
AverageMinMaxGoodMarginalBad
1 ACIS-1 7.210 6.514 7.375 100 0 0 33
2 ACIS-2 7.070 6.123 7.248 100 0 0 52
3 ACIS-3 7.358 6.293 7.523 100 0 0 20
4 ACIS-4 7.168 6.798 7.360 100 0 0 56
5 ACIS-5 7.186 6.771 7.374 100 0 0 80
6 ACIS-6 7.236 6.342 7.476 100 0 0 35
7 HRC-I-1 6.798 6.569 6.835 100 0 0 8
8 HRC-I-2 6.825 6.739 6.862 100 0 0 10
9 HRC-I-3 6.861 6.807 6.893 100 0 0 6
10 HRC-I-4 6.790 6.704 6.830 100 0 0 6
11 HRC-S-1 6.791 6.725 6.816 100 0 0 4
12 HRC-S-2 6.812 6.777 6.843 100 0 0 4
13 HRC-S-3 6.847 6.684 6.876 100 0 0 4
14 HRC-S-4 0.000 0.000 0.000 0 0 0 0

Level 1 Slot Trending: Jun 2025

Click an image to enlarge it. The slopes are per day.

SlotPos_ErrDelta MagnitudeAngyneaAngznea
0
Slope: -6.167e-03 STD: 1.539e-01

Slope: -6.167e-03 STD: 1.539e-01

Slope: -3.362e-05 STD: -3.871e-05

Slope: -3.871e-05 STD: 9.731e-04
1
Slope: -6.236e-03 STD: 1.800e-01

Slope: -6.236e-03 STD: 1.800e-01

Slope: -1.537e-05 STD: -2.938e-06

Slope: -2.938e-06 STD: 1.108e-03
2
Slope: -6.294e-03 STD: 1.751e-01

Slope: -6.294e-03 STD: 1.751e-01

Slope: -1.861e-05 STD: -2.353e-05

Slope: -2.353e-05 STD: 8.238e-04
3
Slope: 5.953e-04 STD: 4.606e-02

Slope: 5.953e-04 STD: 4.606e-02

Slope: 1.436e-04 STD: 2.820e-04

Slope: 2.820e-04 STD: 8.576e-03
4
Slope: 4.051e-04 STD: 1.943e-02

Slope: 4.051e-04 STD: 1.943e-02

Slope: 7.937e-05 STD: 2.612e-04

Slope: 2.612e-04 STD: 1.049e-02
5
Slope: 1.063e-03 STD: 4.685e-02

Slope: 1.063e-03 STD: 4.685e-02

Slope: 1.057e-04 STD: 2.914e-04

Slope: 2.914e-04 STD: 1.316e-02
6
Slope: 2.674e-04 STD: 2.594e-02

Slope: 2.674e-04 STD: 2.594e-02

Slope: 1.982e-04 STD: 3.919e-04

Slope: 3.919e-04 STD: 1.536e-02
7
Slope: 1.399e-04 STD: 2.271e-02

Slope: 1.399e-04 STD: 2.271e-02

Slope: 1.162e-04 STD: 3.221e-04

Slope: 3.221e-04 STD: 1.962e-02

Note

pos_err: ((ra_err*cos(dec))^2 + dec_err^2)^0.5
diff: mag_aca - mag_aca_avg
slope: slope agaist time (sec)
std: standard deviation of the data

When looking at Guide Stars

slotrms_ra_err (deg)rms_dec_err (deg) rms_delta_mag (marcsec)number avg_angynea (arcsec)avg_angznea (arcsec) number_nea goodmarginalbad
00.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
10.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
20.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
31.851e-051.960e-057.517e-03 943.538e-023.916e-02435612100.000.000.00
41.799e-051.938e-057.817e-03 944.033e-024.424e-02435582100.000.000.00
51.804e-051.988e-059.328e-03 944.662e-025.097e-02435606100.000.000.00
61.820e-052.220e-058.586e-03 945.146e-025.733e-02435589100.000.000.00
71.661e-052.208e-059.000e-03 915.596e-026.175e-0243480598.900.001.10
AVG1.117e-051.289e-055.281e-03 582.872e-023.168e-0227214962.360.000.14

When Looking at FIDs

slotrms_ra_err (deg)rms_dec_err (deg) rms_delta_mag (marcsec)number avg_angynea (arcsec)avg_angznea (arcsec) number_nea goodmarginalbad
00.000e+000.000e+001.216e-01 1069.898e-031.142e-02435604100.000.000.00
10.000e+000.000e+001.158e-01 1061.054e-021.253e-02435599100.000.000.00
20.000e+000.000e+001.167e-01 1061.045e-021.261e-02435621100.000.000.00
30.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
40.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
50.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
60.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
70.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
AVG0.000e+000.000e+004.426e-02 393.860e-034.570e-0316335337.500.000.00

When looking at Monitor Stars

slotrms_ra_err (deg)rms_dec_err (deg) rms_delta_mag (marcsec)number avg_angynea (arcsec)avg_angznea (arcsec) number_nea goodmarginalbad
00.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
10.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
20.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
30.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
40.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
50.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
60.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
70.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00
AVG0.000e+000.000e+000.000e+00 00.000e+000.000e+00 00.000.000.00

If you have any questions about this page, please contact swolk@cfa.harvard.edu.