Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 5 23.  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   06:44:51   (  -0.00, -75.19) (   0.94, -79.50)  490.97                80
 05/26/2019   06:23:26   (  -0.00, -75.20) (  -0.06, -74.97)   25.98                80
 05/28/2019   18:26:39   (   0.01, -75.23) (  -0.12, -75.75)   58.94                80
 05/29/2019   18:10:36   (   0.01, -75.24) (   0.94, -71.23)  458.73                80
 05/31/2019   06:32:24   (  -0.01, -75.26) (   0.26, -76.49)  140.46                80
 06/01/2019   06:10:59   (  -0.01, -75.27) (  -0.74, -71.96)  377.20                80
 06/02/2019   18:32:57   (   0.02, -75.30) (  -0.42, -77.27)  224.55                80
 06/03/2019   18:16:52   (   0.02, -75.32) (   0.58, -72.74)  293.34                80
 06/05/2019   06:38:42   (  -0.03, -75.34) (   0.56, -78.02)  305.40                80
 06/06/2019   06:17:17   (  -0.03, -75.35) (  -0.44, -73.49)  212.45                80