Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2020 5 11.  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   19:59:50   (  79.36,-153.41) 05/21/2020   20:01:02  (  79.36,-153.49)    1.74                72
 05/21/2020   20:50:47   ( -79.34,  13.71) 05/21/2020   20:51:47  ( -79.36,  13.78)    2.89                60
 05/21/2020   21:41:51   (  79.35,-179.01) 05/21/2020   21:42:32  (  79.36,-178.90)    2.99                41
 05/21/2020   22:32:47   ( -79.36, -11.62) 05/21/2020   22:33:17  ( -79.37, -11.62)    0.77                30
 05/21/2020   23:23:51   (  79.36, 155.66) 05/21/2020   23:24:02  (  79.37, 155.70)    0.92                11
 05/22/2020   00:14:47   ( -79.38, -36.95) 05/22/2020   00:14:47  ( -79.37, -37.02)    1.74                 0
 05/22/2020   01:05:51   (  79.38, 130.33) 05/22/2020   01:05:32  (  79.37, 130.30)    1.59                19
 05/22/2020   01:56:48   ( -79.37, -62.55) 05/22/2020   01:56:17  ( -79.37, -62.43)    2.71                31
 05/22/2020   02:47:52   (  79.37, 104.72) 05/22/2020   02:47:02  (  79.37, 104.89)    3.56                50
 05/22/2020   03:38:48   ( -79.39, -87.88) 05/22/2020   03:37:47  ( -79.38, -87.83)    1.30                61