Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 12 19.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/01/2024   17:51:23   ( -73.94,  80.93) 01/01/2024   17:50:09  ( -73.91,  80.60)   10.70                74
 01/01/2024   18:42:10   (  74.01,-111.92) 01/01/2024   18:41:01  (  73.98,-111.94)    2.57                69
 01/01/2024   19:32:55   ( -74.05,  55.30) 01/01/2024   19:32:05  ( -74.03,  55.42)    3.87                50
 01/01/2024   20:23:40   (  74.01,-137.31) 01/01/2024   20:22:59  (  74.01,-137.37)    2.02                41
 01/01/2024   21:14:25   ( -74.05,  29.91) 01/01/2024   21:14:03  ( -74.06,  29.99)    2.68                22
 01/01/2024   22:05:10   (  74.02,-162.69) 01/01/2024   22:04:57  (  74.03,-162.80)    3.65                13
 01/01/2024   22:55:55   ( -74.06,   4.52) 01/01/2024   22:56:02  ( -74.04,   4.44)    3.32                 7
 01/01/2024   23:46:41   (  74.07, 171.80) 01/01/2024   23:46:55  (  74.06, 171.78)    1.66                14
 01/02/2024   00:37:25   ( -74.06, -20.87) 01/02/2024   00:38:00  ( -74.06, -20.98)    3.60                35
 01/02/2024   01:28:11   (  74.08, 146.41) 01/02/2024   01:28:53  (  74.08, 146.35)    1.85                42
 01/02/2024   02:18:56   ( -74.12, -46.38) 01/02/2024   02:19:57  ( -74.14, -46.28)    3.45                61