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AORKEY = 12094720
PI = Kathleen Kraemer
PROGID = 3121
PROTITLE = Infrared Dark Clouds in the Inner Galaxy
OBJECT = G0.25_cluster
PKUPACCU = Moderate
PKUPFILT = BLUE
PKUPFLUX = 147.000
PKUPXTND = 0
PTGDIFF (ACQ) = 0.078662165
PTGDIFF (SS) = 25.927244
ACQ XC = 9512
ACQ YC = 3773
SS XC = 10792
SS YC = 2798
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EXPLANATION
The sence is complex. A bright source at the edge of the field
was correctly centroided in ACQ, moved to the SS and then to the slit.
It's likely that the science target was lost, but observer should
double check.