OBSID 47297 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 = 169.91 at 2020:103:21:06:28.708   6.8 ACQ | 7.7 GUI | Critical: 1 Warning: 1

Roll options (roll_min=159.48 roll_nom=170.50 roll_max=181.52 method=uniq_ids

)
roll P2 n_stars improvement roll_min roll_max add_ids drop_ids warnings
169.91 3.85 2.00 0.00 169.91 169.91 -- -- Critical: 1 Warning: 1

ACA roll 169.91 at 2020:103:21:06:28.708

ACIS-I SIM-Z offset: 0.0
ACA RA, Dec, Roll (deg): 205.45955 13.92953 169.91224
Dither acq: Y_amp= 8.0  Z_amp=8.0
Dither gui: Y_amp= 8.0  Z_amp=8.0
Maneuver Angle: 174.44
Date: 2020:103:21:06:28.708

idx slot     id    type  sz p_acq  mag  mag_err   yang    zang   row    col   dim res halfw
--- ---- --------- ---- --- ----- ----- ------- ------- ------- ------ ------ --- --- -----
  1    0 117836048  BOT 8x8 0.842  9.31    0.12 -2258.5 -2277.5  461.9 -456.4  20   1   160
  2    1 117836568  BOT 8x8 0.762  8.92    0.09  -150.5  2067.2   37.1  420.5  20   1   160
  3    2 117836736  BOT 8x8 0.596  9.60    0.14 -1088.0  1367.8  225.1  279.2  20   1   160
  4    3 117837432  BOT 8x8 0.982  6.95    0.10 -1226.6 -1814.1  252.1 -360.4  20   1   160
  5    4 117837752  BOT 8x8 0.925  8.35    0.30 -1388.7 -1144.0  284.6 -225.3  20   1   160
  6    5 117838424  BOT 8x8 0.894  9.36    0.12 -1986.6   895.0  406.0  184.2  20   1    80
  7    6 117838776  BOT 8x8 0.904  9.22    0.11 -1822.2  1045.3  372.9  214.4  20   1   100
  8    7 117841696  BOT 8x8 0.907  9.12    0.09  1308.6 -2090.9 -258.4 -415.9  20   1   160

>> WARNING: P2: 3.85 less than 4.0 for ER
>> CRITICAL: ER count of 9th (8.4 for -4.9C) mag guide stars 2.00 < 3.0

Probability of acquiring 2 or fewer stars (10^-x): 3.85
Acquisition Stars Expected: 6.81
Guide Stars count: 7.67
Predicted Guide CCD temperature (max): -7.0 (Effective : -4.9)
Predicted Acq CCD temperature (init) : -7.0 (Effective : -4.9)