Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 7 28.  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)
 08/03/2025   20:49:40   (  70.31,-136.42) 08/03/2025   20:48:29  (  70.30,-137.84)   53.37                71
 08/03/2025   21:40:31   ( -70.66,  30.34) 08/03/2025   21:39:17  ( -70.63,  29.97)   13.93                74
 08/03/2025   22:31:19   (  70.79,-162.56) 08/03/2025   22:30:16  (  70.79,-162.52)    1.63                63
 08/03/2025   23:22:03   ( -70.77,   4.78) 08/03/2025   23:21:10  ( -70.80,   4.78)    3.58                53
 08/04/2025   00:12:49   (  70.79, 172.06) 08/04/2025   00:12:12  (  70.81, 172.03)    1.61                37
 08/04/2025   01:03:34   ( -70.83, -20.68) 08/04/2025   01:03:06  ( -70.82, -20.67)    0.91                28
 08/04/2025   01:54:20   (  70.85, 146.59) 08/04/2025   01:54:08  (  70.82, 146.58)    3.00                12
 08/04/2025   02:45:04   ( -70.83, -46.07) 08/04/2025   02:45:02  ( -70.84, -46.12)    2.12                 2
 08/04/2025   03:35:50   (  70.86, 121.20) 08/04/2025   03:36:04  (  70.84, 121.13)    3.12                14
 08/04/2025   04:26:35   ( -70.89, -71.54) 08/04/2025   04:26:57  ( -70.91, -71.48)    2.90                22
 08/04/2025   05:17:21   (  70.91,  95.73) 08/04/2025   05:17:59  (  70.91,  95.77)    1.19                38
 08/04/2025   06:08:06   ( -70.94, -97.01) 08/04/2025   06:08:53  ( -70.93, -96.93)    3.31                47
 08/04/2025   06:58:51   (  70.92,  70.35) 08/04/2025   06:59:55  (  70.93,  70.31)    1.91                64
 08/04/2025   07:49:36   ( -70.95,-122.39) 08/04/2025   07:50:49  ( -70.94,-122.39)    0.63                73
 08/04/2025   08:40:32   (  71.50,  43.98) 08/04/2025   08:41:41  (  71.46,  45.78)   63.93                69