Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 4 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/15/2020   06:32:04   (  -0.01, -75.17) (   0.28, -76.47)  147.83                80
 04/16/2020   06:10:40   (  -0.01, -75.17) (  -0.74, -71.94)  368.21                80
 04/17/2020   18:32:36   (   0.00, -75.18) (  -0.46, -77.24)  234.84                80
 04/18/2020   18:16:32   (   0.00, -75.18) (   0.56, -72.71)  281.88                80
 04/20/2020   06:38:19   (  -0.00, -75.18) (   0.63, -77.98)  319.10                80
 04/21/2020   06:16:54   (  -0.00, -75.18) (  -0.39, -73.45)  197.81                80
 04/22/2020   18:38:51   (   0.00, -75.20) (  -0.81, -78.75)  404.41                80
 04/23/2020   18:22:46   (   0.01, -75.21) (   0.22, -74.22)  112.93                80
 04/25/2020   06:44:34   (  -0.01, -75.22) (   0.92, -79.50)  487.04                80
 04/26/2020   06:23:09   (  -0.01, -75.22) (  -0.04, -74.95)   30.37                80