Time Instrument getclock    Az         Alt        Rot       Scale
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21:21  imager  998450462  -0.004615   0.000356  -0.001557  0.999960  
21:22  imager  998450573  -0.004615   0.000356  -0.001557  0.999960  
23:59   4  376  998459990  -0.000873  -0.000602   0.014136  0.999990