UTdate UTtime * RA (HMS J2000) DEC (DMS J2000) Airmass Diam (") 
[*=daylight ANC=Astronomical/Nautical/Civil Twilight] 

 2018-Dec-23 01:00 C  23 01 16.84  -07 19 26.4    1.402   2.260095
 2018-Dec-23 01:00 C  23 01 16.84  -07 19 26.4    1.402   2.260095
 2018-Dec-23 01:30 N  23 01 16.91  -07 19 25.9    1.413   2.260069
 2018-Dec-23 02:00 A  23 01 16.99  -07 19 25.4    1.452   2.260043
 2018-Dec-23 02:30    23 01 17.06  -07 19 24.9    1.522   2.260017
 2018-Dec-23 03:00    23 01 17.13  -07 19 24.5    1.633   2.259991
 2018-Dec-23 03:30    23 01 17.20  -07 19 24.0    1.799   2.259965
 2018-Dec-23 04:00    23 01 17.27  -07 19 23.5    2.046   2.259939
 2018-Dec-23 04:30    23 01 17.34  -07 19 23.0    2.426   2.259913
 2018-Dec-23 05:00    23 01 17.42  -07 19 22.5    3.052   2.259887
 2018-Dec-23 05:30    23 01 17.49  -07 19 22.0    4.220   2.259861
 2018-Dec-23 06:00    23 01 17.56  -07 19 21.5    6.993   2.259835
 2018-Dec-23 06:30    23 01 17.64  -07 19 21.0   18.530   2.259809
 2018-Dec-23 07:00    23 01 17.71  -07 19 20.5     n.a.   2.259783
 2018-Dec-23 07:30    23 01 17.78  -07 19 20.0     n.a.   2.259757
 2018-Dec-23 08:00    23 01 17.86  -07 19 19.5     n.a.   2.259731
 2018-Dec-23 08:30    23 01 17.93  -07 19 19.0     n.a.   2.259704
 2018-Dec-23 09:00    23 01 18.01  -07 19 18.6     n.a.   2.259678
 2018-Dec-23 09:30    23 01 18.08  -07 19 18.1     n.a.   2.259652
 2018-Dec-23 10:00    23 01 18.16  -07 19 17.6     n.a.   2.259626
 2018-Dec-23 10:30    23 01 18.23  -07 19 17.1     n.a.   2.259600
 2018-Dec-23 11:00    23 01 18.31  -07 19 16.6     n.a.   2.259574
 2018-Dec-23 11:30    23 01 18.39  -07 19 16.1     n.a.   2.259549
 2018-Dec-23 12:00    23 01 18.46  -07 19 15.6     n.a.   2.259523
 2018-Dec-23 12:30    23 01 18.54  -07 19 15.1     n.a.   2.259497
 2018-Dec-23 13:00    23 01 18.61  -07 19 14.6     n.a.   2.259471
 2018-Dec-23 13:30    23 01 18.69  -07 19 14.1     n.a.   2.259446
 2018-Dec-23 14:00 A  23 01 18.77  -07 19 13.6     n.a.   2.259420
 2018-Dec-23 14:30 N  23 01 18.84  -07 19 13.1     n.a.   2.259394
 2018-Dec-23 15:00 C  23 01 18.92  -07 19 12.6     n.a.   2.259369
 2018-Dec-23 15:30 *  23 01 19.00  -07 19 12.1     n.a.   2.259343
 2018-Dec-23 16:00 *  23 01 19.07  -07 19 11.7     n.a.   2.259318
 2018-Dec-23 16:30 *  23 01 19.15  -07 19 11.2     n.a.   2.259292
 2018-Dec-23 17:00 *  23 01 19.23  -07 19 10.7     n.a.   2.259267