OBSID 47323 ROLL OPTIONS sparkles review

sparkles version: 4.6.1.dev25+gc3f147a.d20200729
proseco version: 4.8.2.dev21+g1a55bdf
chandra_aca version: 4.29.2.dev6+g3bff9b6

ROLL = 184.16 at 2020:097:19:12:16.481   6.5 ACQ | 5.2 GUI | Critical: 2 Warning: 3 Caution: 1

Roll options (roll_min=179.58 roll_nom=183.82 roll_max=188.06 method=uniq_ids

)
roll P2 n_stars improvement roll_min roll_max add_ids drop_ids warnings
184.16 4.27 2.86 0.00 184.16 184.16 -- -- Critical: 2 Warning: 3 Caution: 1

ACA roll 184.16 at 2020:097:19:12:16.481

HRC-S SIM-Z offset: 0.0
ACA RA, Dec, Roll (deg): 18.97291 -41.87725 184.16226
Dither acq: Y_amp= 8.0  Z_amp=8.0
Dither gui: Y_amp= 8.0  Z_amp=8.0
Maneuver Angle: 160.46
Date: 2020:097:19:12:16.481

idx slot     id    type  sz p_acq  mag  mag_err   yang    zang   row    col   dim res halfw
--- ---- --------- ---- --- ----- ----- ------- ------- ------- ------ ------ --- --- -----
  1    0 987892896  BOT 8x8 0.983  6.30    0.10  -170.4   491.1   40.4  103.2  20   1   160
  2    1 987893232  BOT 8x8 0.954  8.53    0.10   991.7    -7.7 -192.7    3.7  20   1   160
  3    2 987893328  BOT 8x8 0.964  8.14    0.12  -588.0    23.9  123.9    9.5  20   1   160
  4    3 987896456  BOT 8x8 0.775  9.44    0.14 -1429.4  -934.0  292.7 -183.1  20   1   160
  5    4 987896616  BOT 8x8 0.513  9.98    0.16  2424.7 -1441.8 -484.0 -285.3  20   1    80
  6    5 988285696  BOT 8x8 0.952  8.96    0.09  1385.0  2288.7 -272.4  466.9  20   1   120
  7    6 987895776  GUI 8x8 0.000  9.71    0.14 -1420.0 -2069.5  291.3 -412.5   1   1    25
  8    6 987892536  ACQ 8x8 0.940  8.90    0.12  1554.3  1140.8 -305.9  234.7  20   1   160
  9    7 987896512  ACQ 8x8 0.458 10.08    0.17  2138.0 -2255.7 -427.1 -450.5  20   1    60

>> WARNING: [4] Guide star imposter offset 2.5, limit 2.5 arcsec
>> WARNING: [5] Guide star imposter offset 3.7, limit 2.5 arcsec
>> WARNING: [7] Guide star imposter offset 3.0, limit 2.5 arcsec
>> CRITICAL: ER count of 9th (8.4 for -4.9C) mag guide stars 2.86 < 3.0
>> CRITICAL: ER count of guide stars 5.18 < 6.0
>> CAUTION: ER with 7 guides but 8 were requested

Probability of acquiring 2 or fewer stars (10^-x): 4.27
Acquisition Stars Expected: 6.54
Guide Stars count: 5.18
Predicted Guide CCD temperature (max): -7.0 (Effective : -4.9)
Predicted Acq CCD temperature (init) : -7.0 (Effective : -4.9)