ASTROMETRIC_CAT: acrs 1950 ZERO_PT_CORR: +0.0 +12.0 INITIAL_ROTATION: -0.244 NUM_CAL_STARS: 306 FIELD_CENTER_PLATE: 173401.25 172829.22 FIELD_CENTER_SKY: 09:35:23.00 -24:20:07.0 RA_RMS: 0.478 DEC_RMS: 0.504 dX: 3.1810852e+02 X|x: 4.3879879e-16 X|y: -2.4290637e-04 X|xr2: 4.3879879e-16 dY: -1.5565669e+02 Y|x: 2.1934097e-04 Y|y: 4.3499883e-16 Y|yr2: 4.3499883e-16