Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 1 31.  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)
 02/07/2025   01:41:16   ( -71.56, -31.18) 02/07/2025   01:40:04  ( -71.52, -32.27)   38.47                72
 02/07/2025   02:32:06   (  71.74, 135.81) 02/07/2025   02:30:52  (  71.74, 135.43)   13.03                74
 02/07/2025   03:22:52   ( -71.87, -57.13) 02/07/2025   03:21:54  ( -71.87, -57.09)    1.52                58
 02/07/2025   04:13:39   (  71.89, 110.14) 02/07/2025   04:12:46  (  71.89, 110.23)    3.16                53
 02/07/2025   05:04:22   ( -71.88, -82.51) 02/07/2025   05:03:51  ( -71.86, -82.59)    3.29                31
 02/07/2025   05:55:09   (  71.90,  84.76) 02/07/2025   05:54:43  (  71.88,  84.73)    2.13                26
 02/07/2025   06:45:53   ( -71.93,-107.98) 02/07/2025   06:45:47  ( -71.91,-107.99)    2.81                 6
 02/07/2025   07:36:40   (  71.95,  59.29) 02/07/2025   07:36:39  (  71.92,  59.33)    3.31                 1
 02/07/2025   08:27:22   ( -71.93,-133.36) 02/07/2025   08:27:42  ( -71.95,-133.39)    2.03                20
 02/07/2025   09:18:09   (  71.95,  33.91) 02/07/2025   09:18:34  (  71.97,  33.94)    1.99                25
 02/07/2025   10:08:53   ( -71.99,-158.84) 02/07/2025   10:09:38  ( -71.99,-158.78)    1.88                45
 02/07/2025   10:59:39   (  71.96,   8.53) 02/07/2025   11:00:31  (  71.96,   8.44)    3.26                52
 02/07/2025   11:50:23   ( -71.99, 175.79) 02/07/2025   11:51:35  ( -71.99, 175.72)    2.40                72
 02/07/2025   12:41:12   (  72.11, -17.14) 02/07/2025   12:42:25  (  72.11, -16.76)   13.09                73