ASTROMETRIC_CAT: acrs 1950 ZERO_PT_CORR: +0.0 +12.0 INITIAL_ROTATION: 0.093 NUM_CAL_STARS: 237 FIELD_CENTER_PLATE: 170763.43 175208.13 FIELD_CENTER_SKY: 12:11:53.00 -30:25:02.0 RA_RMS: 0.458 DEC_RMS: 0.465 dX: 1.3753994e+02 X|x: 4.2223246e-16 X|y: 1.1383390e-04 X|xr2: 4.2223246e-16 dY: -2.6436750e+02 Y|x: -2.1105385e-04 Y|y: 4.3518976e-16 Y|yr2: 4.3518976e-16