Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 6 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2020   06:10:29   (   0.01, -75.20) (  -0.77, -71.86)  381.53                80
 06/20/2020   18:32:25   (  -0.00, -75.21) (  -0.44, -77.15)  220.87                80
 06/21/2020   18:16:20   (   0.00, -75.22) (   0.60, -72.62)  296.42                80
 06/23/2020   06:38:08   (  -0.01, -75.23) (   0.58, -77.89)  303.14                80
 06/24/2020   06:16:42   (  -0.01, -75.23) (  -0.40, -73.35)  214.32                80
 06/25/2020   18:38:38   (   0.01, -75.26) (  -0.75, -78.66)  387.46                80
 06/26/2020   18:22:33   (   0.01, -75.27) (   0.23, -74.12)  130.60                80
 06/28/2020   06:44:20   (  -0.00, -75.29) (   0.94, -79.38)  467.56                80
 06/29/2020   06:22:56   (  -0.00, -75.30) (  -0.10, -74.86)   50.65                80
 07/01/2020   18:26:07   (   0.01, -75.35) (  -0.06, -75.62)   31.76                80
 07/02/2020   18:10:02   (   0.01, -75.37) (   0.98, -71.10)  486.96                80