Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 7 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/10/2019   18:23:20   (   0.01, -75.19) (   0.22, -74.26)  105.96                80
 07/12/2019   06:45:08   (  -0.01, -75.20) (   0.94, -79.53)  493.74                80
 07/13/2019   06:23:43   (  -0.01, -75.20) (  -0.06, -75.00)   23.00                80
 07/15/2019   18:26:56   (   0.01, -75.21) (  -0.09, -75.78)   64.14                80
 07/16/2019   18:10:52   (   0.01, -75.22) (   0.92, -71.25)  453.24                80
 07/18/2019   06:32:39   (  -0.01, -75.24) (   0.30, -76.51)  145.04                80
 07/19/2019   06:11:16   (  -0.01, -75.25) (  -0.77, -71.99)  372.79                80
 07/20/2019   18:33:12   (   0.01, -75.27) (  -0.45, -77.29)  229.90                80
 07/21/2019   18:17:08   (   0.00, -75.29) (   0.56, -72.76)  288.38                80
 07/23/2019   06:36:16   (  -0.00, -75.32) (   0.60, -78.03)  308.53                80
 07/24/2019   06:20:11   (   0.00, -75.34) (  -0.41, -73.50)  210.00                80