Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 4 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/22/2020   18:38:51   (   0.02, -75.17) (  -0.76, -78.76)  408.23                80
 04/23/2020   18:22:46   (   0.02, -75.17) (   0.20, -74.21)  108.05                80
 04/25/2020   06:44:34   (  -0.02, -75.16) (   0.93, -79.49)  493.44                80
 04/26/2020   06:23:09   (  -0.02, -75.16) (  -0.03, -74.95)   23.00                80
 04/28/2020   18:26:21   (   0.01, -75.16) (  -0.13, -75.72)   64.40                80
 04/29/2020   18:10:16   (   0.01, -75.16) (   0.89, -71.19)  452.25                80
 05/01/2020   06:32:03   (  -0.01, -75.16) (   0.30, -76.46)  148.53                80
 05/02/2020   06:10:39   (  -0.00, -75.16) (  -0.72, -71.93)  368.25                80
 05/03/2020   18:32:35   (   0.00, -75.17) (  -0.46, -77.23)  234.49                80
 05/04/2020   18:16:31   (   0.00, -75.18) (   0.57, -72.70)  282.82                80