Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 1 27.  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)
 02/06/2025   23:08:17   (  71.05,-172.08) 02/06/2025   23:07:11  (  71.07,-174.83)   99.43                66
 02/06/2025   23:59:15   ( -71.81,  -6.10) 02/06/2025   23:58:01  ( -71.81,  -6.22)    4.35                74
 02/07/2025   00:50:02   (  71.84, 161.14) 02/07/2025   00:48:53  (  71.83, 161.09)    2.35                69
 02/07/2025   01:40:46   ( -71.87, -31.60) 02/07/2025   01:39:57  ( -71.86, -31.62)    2.09                49
 02/07/2025   02:31:32   (  71.86, 135.73) 02/07/2025   02:30:49  (  71.87, 135.69)    2.00                43
 02/07/2025   03:22:16   ( -71.89, -57.01) 02/07/2025   03:21:53  ( -71.90, -57.02)    1.14                23
 02/07/2025   04:13:03   (  71.93, 110.23) 02/07/2025   04:12:45  (  71.92, 110.29)    2.53                18
 02/07/2025   05:03:47   ( -71.96, -82.51) 02/07/2025   05:03:49  ( -71.94, -82.42)    3.46                 2
 02/07/2025   05:54:33   (  71.95,  84.83) 02/07/2025   05:54:41  (  71.96,  84.89)    2.78                 8
 02/07/2025   06:45:17   ( -71.98,-107.91) 02/07/2025   06:45:45  ( -71.99,-107.82)    3.37                28
 02/07/2025   07:36:03   (  71.96,  59.42) 02/07/2025   07:36:38  (  71.95,  59.39)    1.44                35
 02/07/2025   08:26:47   ( -71.99,-133.32) 02/07/2025   08:27:42  ( -71.98,-133.32)    1.61                55
 02/07/2025   09:17:33   (  71.98,  34.01) 02/07/2025   09:18:34  (  72.00,  34.00)    1.85                61
 02/07/2025   10:08:22   ( -72.27,-159.22) 02/07/2025   10:09:34  ( -72.23,-158.32)   30.96                72
 02/07/2025   10:59:13   (  72.51,   7.61) 02/07/2025   11:00:22  (  72.44,   9.42)   61.07                69