Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2021 12 23.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/05/2022   23:35:48   ( -77.33, -17.38) 01/05/2022   23:36:58  ( -77.33, -15.59)   43.59                70
 01/06/2022   00:26:42   (  77.52, 150.81) 01/06/2022   00:27:48  (  77.53, 150.82)    1.71                66
 01/06/2022   01:17:43   ( -77.53, -41.85) 01/06/2022   01:18:33  ( -77.55, -41.96)    3.32                50
 01/06/2022   02:08:42   (  77.52, 125.34) 01/06/2022   02:09:18  (  77.54, 125.41)    2.53                36