Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2024 1 24.  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)
 01/31/2024   20:10:23   ( -73.39,  47.44) 01/31/2024   20:09:14  ( -73.40,  45.40)   64.82                69
 01/31/2024   21:01:16   (  73.74,-146.06) 01/31/2024   21:00:02  (  73.74,-146.50)   13.55                74
 01/31/2024   21:52:02   ( -73.85,  21.01) 01/31/2024   21:51:03  ( -73.86,  21.04)    1.83                59
 01/31/2024   22:42:48   (  73.85,-171.70) 01/31/2024   22:41:58  (  73.86,-171.69)    0.66                50
 01/31/2024   23:33:32   ( -73.86,  -4.39) 01/31/2024   23:33:01  ( -73.88,  -4.40)    2.77                31
 02/01/2024   00:24:18   (  73.86, 162.91) 02/01/2024   00:23:56  (  73.88, 162.87)    2.30                22
 02/01/2024   01:15:03   ( -73.91, -29.90) 02/01/2024   01:14:59  ( -73.90, -29.84)    2.49                 4
 02/01/2024   02:05:49   (  73.92, 137.39) 02/01/2024   02:05:54  (  73.90, 137.43)    2.52                 5
 02/01/2024   02:56:33   ( -73.92, -55.30) 02/01/2024   02:56:57  ( -73.92, -55.28)    0.69                24
 02/01/2024   03:47:19   (  73.93, 111.99) 02/01/2024   03:47:52  (  73.92, 111.99)    0.92                33
 02/01/2024   04:38:03   ( -73.93, -80.70) 02/01/2024   04:38:55  ( -73.94, -80.72)    1.23                52
 02/01/2024   05:28:49   (  73.94,  86.60) 02/01/2024   05:29:50  (  73.94,  86.55)    1.43                61
 02/01/2024   06:19:38   ( -74.19,-106.70) 02/01/2024   06:20:50  ( -74.11,-105.78)   29.33                72
 02/01/2024   07:10:30   (  74.49,  59.83) 02/01/2024   07:11:37  (  74.49,  62.53)   80.22                67