Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 6 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2020   06:31:54   (   0.01, -75.19) (   0.26, -76.39)  135.79                80
 06/19/2020   06:10:29   (  -0.00, -75.20) (  -0.72, -71.85)  381.14                80
 06/20/2020   18:32:25   (   0.01, -75.21) (  -0.43, -77.15)  221.47                80
 06/21/2020   18:16:20   (   0.01, -75.22) (   0.61, -72.63)  295.78                80
 06/23/2020   06:38:08   (  -0.01, -75.22) (   0.57, -77.89)  303.84                80
 06/24/2020   06:16:42   (  -0.01, -75.23) (  -0.41, -73.35)  213.55                80
 06/25/2020   18:38:39   (   0.01, -75.25) (  -0.74, -78.66)  388.49                80
 06/26/2020   18:22:33   (   0.01, -75.26) (   0.24, -74.12)  129.44                80
 06/28/2020   06:44:20   (  -0.01, -75.28) (   0.94, -79.38)  468.86                80
 06/29/2020   06:22:56   (  -0.01, -75.29) (  -0.10, -74.86)   49.27                80