Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 5 21.  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)
 05/21/2020   21:41:50   (  79.38,-178.74) 05/21/2020   21:42:32  (  79.36,-178.86)    3.22                42
 05/21/2020   22:32:47   ( -79.35, -11.68) 05/21/2020   22:33:17  ( -79.37, -11.64)    1.86                30
 05/21/2020   23:23:51   (  79.36, 155.65) 05/21/2020   23:24:02  (  79.36, 155.74)    1.93                11
 05/22/2020   00:14:47   ( -79.37, -37.01) 05/22/2020   00:14:47  ( -79.37, -37.04)    0.67                 0
 05/22/2020   01:05:51   (  79.38, 130.32) 05/22/2020   01:05:32  (  79.36, 130.34)    2.11                19
 05/22/2020   01:56:47   ( -79.39, -62.34) 05/22/2020   01:56:17  ( -79.38, -62.45)    2.73                30
 05/22/2020   02:47:52   (  79.37, 104.71) 05/22/2020   02:47:03  (  79.40, 104.67)    3.52                49
 05/22/2020   03:38:48   ( -79.38, -87.94) 05/22/2020   03:37:47  ( -79.38, -87.85)    1.90                61
 05/22/2020   04:29:44   (  79.62,  81.66) 05/22/2020   04:28:40  (  79.63,  77.35)   86.42                64
 06/04/2020   20:37:49   (  79.13,-164.33) 06/04/2020   20:38:56  (  79.14,-161.34)   62.80                67