Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2023 3 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)
 03/25/2023   11:44:27   (  75.25, -10.39) 03/25/2023   11:43:17  (  75.25, -12.17)   50.42                70
 03/25/2023   12:35:17   ( -75.53, 156.09) 03/25/2023   12:34:10  ( -75.52, 155.97)    3.41                67
 03/25/2023   13:26:03   (  75.54, -36.65) 03/25/2023   13:25:10  (  75.54, -36.73)    2.12                53
 03/25/2023   14:16:48   ( -75.58, 130.54) 03/25/2023   14:16:08  ( -75.58, 130.67)    3.58                40
 03/25/2023   15:07:33   (  75.55, -62.05) 03/25/2023   15:07:09  (  75.55, -62.18)    3.40                24
 03/25/2023   15:58:18   ( -75.59, 105.14) 03/25/2023   15:58:07  ( -75.59, 105.22)    2.24                11
 03/25/2023   16:49:04   (  75.61, -87.60) 03/25/2023   16:49:07  (  75.61, -87.47)    3.53                 3
 03/25/2023   17:39:48   ( -75.60,  79.74) 03/25/2023   17:40:06  ( -75.61,  79.78)    1.27                18
 03/25/2023   18:30:34   (  75.62,-113.00) 03/25/2023   18:31:06  (  75.62,-112.93)    2.21                32
 03/25/2023   19:21:18   ( -75.61,  54.34) 03/25/2023   19:22:05  ( -75.62,  54.33)    1.58                47
 03/25/2023   20:12:04   (  75.62,-138.40) 03/25/2023   20:13:05  (  75.63,-138.38)    1.32                61
 03/25/2023   21:02:49   ( -75.66,  28.80) 03/25/2023   21:04:04  ( -75.63,  28.88)    3.83                75