Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and METOP-B
TLE Epoch: 2025 8 1.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 08/14/2025   16:31:10   ( -75.13,  98.34) 08/14/2025   16:32:15  ( -75.06, 101.80)   99.37                65
 08/14/2025   17:21:51   (  74.95, -93.81) 08/14/2025   17:22:58  (  74.91, -91.28)   73.19                67
 08/14/2025   18:12:33   ( -74.81,  73.90) 08/14/2025   18:13:43  ( -74.75,  75.62)   50.55                70
 08/14/2025   19:03:14   (  74.62,-118.26) 08/14/2025   19:04:26  (  74.60,-117.45)   24.09                72
 08/14/2025   19:53:57   ( -74.52,  49.30) 08/14/2025   19:55:10  ( -74.49,  49.60)    9.46                73
 08/14/2025   20:44:40   (  74.43,-143.13) 08/14/2025   20:45:51  (  74.44,-143.21)    2.64                71
 08/14/2025   21:35:25   ( -74.43,  24.17) 08/14/2025   21:36:33  ( -74.43,  24.09)    2.25                68
 08/14/2025   22:26:10   (  74.43,-168.52) 08/14/2025   22:27:13  (  74.42,-168.59)    2.36                63
 08/14/2025   23:16:55   ( -74.43,  -1.22) 08/14/2025   23:17:55  ( -74.41,  -1.29)    3.19                60
 08/15/2025   00:07:40   (  74.44, 166.09) 08/15/2025   00:08:34  (  74.45, 166.15)    2.78                54
 08/15/2025   00:58:25   ( -74.44, -26.61) 08/15/2025   00:59:16  ( -74.45, -26.54)    2.01                51
 08/15/2025   01:49:10   (  74.44, 140.70) 08/15/2025   01:49:56  (  74.44, 140.77)    2.01                46