Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2021 10 13.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/19/2021   13:40:09   ( -77.77, 131.29) 10/19/2021   13:38:55  ( -77.79, 131.28)    2.44                74
 10/19/2021   14:30:55   (  77.80, -61.54) 10/19/2021   14:29:58  (  77.80, -61.41)    3.08                57
 10/19/2021   15:21:39   ( -77.77, 105.89) 10/19/2021   15:20:55  ( -77.80, 105.83)    3.08                44
 10/19/2021   16:12:25   (  77.80, -86.94) 10/19/2021   16:11:58  (  77.81, -86.86)    2.05                27
 10/19/2021   17:03:10   ( -77.82,  80.29) 10/19/2021   17:02:55  ( -77.81,  80.38)    2.68                15
 10/19/2021   17:53:55   (  77.81,-112.34) 10/19/2021   17:53:58  (  77.82,-112.32)    1.42                 3
 10/19/2021   18:44:40   ( -77.82,  54.88) 10/19/2021   18:44:55  ( -77.81,  54.93)    1.56                15
 10/19/2021   19:35:25   (  77.81,-137.74) 10/19/2021   19:35:58  (  77.83,-137.77)    1.70                33
 10/19/2021   20:26:10   ( -77.83,  29.48) 10/19/2021   20:26:55  ( -77.82,  29.48)    0.77                45
 10/19/2021   21:16:55   (  77.82,-163.14) 10/19/2021   21:17:58  (  77.83,-163.22)    2.61                63
 10/19/2021   22:07:40   ( -77.84,   4.08) 10/19/2021   22:08:55  ( -77.83,   4.03)    1.28                75