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)
 05/23/2019   18:23:02   (   0.00, -75.19) (   0.23, -74.23)  109.61                80
 05/25/2019   06:44:50   (  -0.00, -75.19) (   0.96, -79.50)  490.90                80
 05/26/2019   06:23:26   (  -0.00, -75.20) (  -0.03, -74.97)   26.19                80
 05/28/2019   18:26:39   (   0.01, -75.23) (  -0.14, -75.74)   58.94                80
 05/29/2019   18:10:35   (   0.01, -75.25) (   0.92, -71.22)  458.83                80
 05/31/2019   06:32:24   (  -0.01, -75.26) (   0.28, -76.49)  140.23                80
 06/01/2019   06:11:00   (  -0.01, -75.28) (  -0.78, -71.97)  377.46                80
 06/02/2019   18:32:56   (   0.02, -75.30) (  -0.44, -77.27)  224.34                80
 06/03/2019   18:16:53   (   0.02, -75.32) (   0.62, -72.75)  293.59                80
 06/05/2019   06:38:41   (  -0.03, -75.34) (   0.58, -78.01)  305.02                80