Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 5 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/25/2019   06:44:50   (  -0.02, -75.18) (   0.96, -79.50)  492.14                80
 05/26/2019   06:23:26   (  -0.01, -75.19) (  -0.04, -74.97)   24.65                80
 05/28/2019   18:26:39   (  -0.01, -75.21) (  -0.13, -75.74)   61.11                80
 05/29/2019   18:10:34   (  -0.01, -75.22) (   0.86, -71.21)  456.14                80
 05/31/2019   06:32:24   (  -0.00, -75.23) (   0.28, -76.49)  144.03                80
 06/01/2019   06:10:59   (  -0.01, -75.23) (  -0.72, -71.96)  373.12                80
 06/02/2019   18:32:56   (   0.01, -75.26) (  -0.44, -77.27)  229.35                80
 06/03/2019   18:16:52   (   0.01, -75.27) (   0.56, -72.73)  288.20                80
 06/05/2019   06:38:41   (  -0.01, -75.28) (   0.58, -78.01)  311.23                80
 06/06/2019   06:17:17   (  -0.00, -75.29) (  -0.42, -73.48)  206.35                80
 06/07/2019   18:39:13   (   0.00, -75.31) (  -0.80, -78.78)  395.75                80