ASTROMETRIC_CAT: acrs 1950 ZERO_PT_CORR: +0.0 +12.0 INITIAL_ROTATION: 0.280 NUM_CAL_STARS: 117 FIELD_CENTER_PLATE: 172014.40 174069.95 FIELD_CENTER_SKY: 16:29:04.00 -06:12:27.0 RA_RMS: 0.450 DEC_RMS: 0.467 dX: -1.6578757e+01 X|x: 3.8895337e-16 X|y: 1.3057010e-04 X|xr2: 3.8895337e-16 dY: 5.4139522e+01 Y|x: -1.1659109e-04 Y|y: 3.8641373e-16 Y|yr2: 3.8641373e-16