Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 8 1.  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   (  70.30,-136.40) 08/03/2025   20:48:29  (  70.31,-137.83)   53.66                71
 08/03/2025   21:40:31   ( -70.65,  30.35) 08/03/2025   21:39:17  ( -70.63,  29.98)   13.91                74
 08/03/2025   22:31:19   (  70.78,-162.54) 08/03/2025   22:30:16  (  70.79,-162.50)    2.46                63
 08/03/2025   23:22:04   ( -70.81,   4.71) 08/03/2025   23:21:10  ( -70.81,   4.79)    2.98                54
 08/04/2025   00:12:50   (  70.83, 171.99) 08/04/2025   00:12:12  (  70.81, 172.04)    3.02                38
 08/04/2025   01:03:34   ( -70.82, -20.67) 08/04/2025   01:03:06  ( -70.82, -20.66)    0.61                28
 08/04/2025   01:54:20   (  70.84, 146.61) 08/04/2025   01:54:08  (  70.83, 146.59)    0.93                12
 08/04/2025   02:45:04   ( -70.82, -46.05) 08/04/2025   02:45:02  ( -70.84, -46.11)    3.03                 2
 08/04/2025   03:35:50   (  70.84, 121.22) 08/04/2025   03:36:04  (  70.85, 121.14)    3.11                14
 08/04/2025   04:26:35   ( -70.88, -71.52) 08/04/2025   04:26:58  ( -70.86, -71.57)    2.77                23
 08/04/2025   05:17:21   (  70.90,  95.75) 08/04/2025   05:17:59  (  70.92,  95.78)    2.32                38
 08/04/2025   06:08:06   ( -70.94, -96.99) 08/04/2025   06:08:53  ( -70.93, -96.93)    2.44                47
 08/04/2025   06:58:52   (  70.96,  70.28) 08/04/2025   06:59:55  (  70.94,  70.33)    2.70                63
 08/04/2025   07:49:36   ( -70.94,-122.37) 08/04/2025   07:50:49  ( -70.95,-122.38)    0.70                73
 08/04/2025   08:40:32   (  71.48,  44.00) 08/04/2025   08:41:41  (  71.47,  45.80)   63.55                69