ASTROMETRIC_CAT: acrs 1950 ZERO_PT_CORR: +0.0 +12.0 INITIAL_ROTATION: 0.244 NUM_CAL_STARS: 257 FIELD_CENTER_PLATE: 173085.94 172123.17 FIELD_CENTER_SKY: 20:52:32.00 -29:42:58.0 RA_RMS: 0.375 DEC_RMS: 0.407 dX: -6.5289155e+00 X|x: 4.1432710e-16 X|y: 1.2674969e-05 X|xr2: 4.1432710e-16 dY: 8.0684174e+00 Y|x: -3.0146933e-05 Y|y: 3.8931504e-16 Y|yr2: 3.8931504e-16