ASTROMETRIC_CAT: acrs 1950 ZERO_PT_CORR: +0.0 +12.0 INITIAL_ROTATION: -0.063 NUM_CAL_STARS: 223 FIELD_CENTER_PLATE: 171009.16 176148.19 FIELD_CENTER_SKY: 15:14:34.00 -30:16:37.0 RA_RMS: 0.413 DEC_RMS: 0.502 dX: -1.0150801e+01 X|x: 4.2106538e-16 X|y: -1.8892442e-04 X|xr2: 4.2106538e-16 dY: -4.6872133e+01 Y|x: 1.1086095e-04 Y|y: 4.2645849e-16 Y|yr2: 4.2645849e-16