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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/05/2020   06:16:53   (   0.00, -75.16) (  -0.36, -73.44)  194.93                80
 04/06/2020   18:38:51   (  -0.00, -75.18) (  -0.78, -78.76)  407.17                80
 04/07/2020   18:22:46   (  -0.00, -75.19) (   0.23, -74.23)  110.54                80
 04/09/2020   06:44:33   (   0.00, -75.20) (   0.97, -79.49)  488.47                80
 04/10/2020   06:23:09   (  -0.00, -75.22) (  -0.05, -74.96)   29.29                80
 04/12/2020   18:26:22   (   0.02, -75.26) (  -0.07, -75.74)   54.33                80
 04/13/2020   18:10:17   (   0.02, -75.28) (   0.95, -71.21)  463.98                80
 04/15/2020   06:32:05   (  -0.01, -75.31) (   0.26, -76.48)  133.72                80
 04/16/2020   06:10:40   (  -0.01, -75.33) (  -0.76, -71.95)  385.02                80
 04/17/2020   18:32:36   (   0.01, -75.37) (  -0.43, -77.25)  215.11                80