Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 5 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/31/2019   06:32:24   (   0.01, -75.19) (   0.27, -76.49)  147.14                80
 06/01/2019   06:10:59   (   0.01, -75.19) (  -0.73, -71.96)  369.41                80
 06/02/2019   18:32:56   (  -0.01, -75.20) (  -0.44, -77.27)  234.17                80
 06/03/2019   18:16:52   (  -0.01, -75.21) (   0.56, -72.73)  282.49                80
 06/05/2019   06:38:40   (   0.00, -75.21) (   0.63, -78.00)  318.31                80
 06/06/2019   06:17:16   (   0.00, -75.21) (  -0.36, -73.47)  198.32                80
 06/07/2019   18:39:13   (   0.00, -75.22) (  -0.80, -78.78)  405.07                80
 06/08/2019   18:23:09   (   0.01, -75.23) (   0.20, -74.24)  111.97                80
 06/10/2019   06:44:58   (  -0.01, -75.24) (   0.93, -79.53)  487.78                80
 06/11/2019   06:23:33   (  -0.01, -75.25) (  -0.06, -74.99)   29.66                80
 06/13/2019   18:26:46   (   0.01, -75.29) (  -0.09, -75.77)   54.43                80