Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 12 21.  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   ( -73.93,  80.96) 01/01/2024   17:50:09  ( -73.92,  80.61)   10.81                74
 01/01/2024   18:42:10   (  73.99,-111.88) 01/01/2024   18:41:01  (  73.99,-111.93)    1.41                69
 01/01/2024   19:32:55   ( -74.03,  55.33) 01/01/2024   19:32:05  ( -74.04,  55.43)    3.21                50
 01/01/2024   20:23:40   (  74.00,-137.27) 01/01/2024   20:22:59  (  74.01,-137.35)    3.23                41
 01/01/2024   21:14:25   ( -74.04,  29.94) 01/01/2024   21:14:04  ( -74.02,  29.88)    3.16                21
 01/01/2024   22:05:11   (  74.05,-162.78) 01/01/2024   22:04:57  (  74.04,-162.78)    1.48                14
 01/01/2024   22:55:55   ( -74.05,   4.55) 01/01/2024   22:56:02  ( -74.04,   4.46)    3.03                 7
 01/01/2024   23:46:41   (  74.06, 171.83) 01/01/2024   23:46:55  (  74.06, 171.79)    1.36                14
 01/02/2024   00:37:26   ( -74.10, -20.96) 01/02/2024   00:37:59  ( -74.11, -20.85)    3.75                33
 01/02/2024   01:28:12   (  74.11, 146.32) 01/02/2024   01:28:53  (  74.09, 146.36)    3.12                41
 01/02/2024   02:18:56   ( -74.11, -46.35) 01/02/2024   02:19:58  ( -74.09, -46.40)    2.28                62
 01/02/2024   03:09:42   (  74.12, 120.93) 01/02/2024   03:10:51  (  74.11, 120.94)    0.77                69
 01/02/2024   04:00:38   ( -74.69, -73.26) 01/02/2024   04:01:45  ( -74.64, -70.39)   84.59                67