Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 1 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/25/2019   18:33:08   (  -0.02, -75.19) (  -0.48, -77.32)  241.59                80
 01/26/2019   18:17:02   (  -0.02, -75.19) (   0.50, -72.78)  275.02                80
 01/28/2019   06:38:49   (   0.03, -75.19) (   0.68, -78.04)  325.27                80
 01/29/2019   06:17:25   (   0.03, -75.20) (  -0.36, -73.52)  191.58                80
 01/30/2019   18:39:20   (  -0.03, -75.21) (  -0.84, -78.82)  411.51                80
 01/31/2019   18:23:15   (  -0.03, -75.21) (   0.15, -74.28)  105.79                80
 02/02/2019   06:45:02   (   0.04, -75.22) (   1.03, -79.55)  493.29                80
 02/03/2019   06:23:38   (   0.04, -75.23) (  -0.02, -75.02)   24.22                80
 02/05/2019   18:29:27   (  -0.05, -75.26) (  -0.19, -75.78)   59.98                80
 02/06/2019   18:08:03   (  -0.05, -75.28) (   0.86, -71.26)  458.23                80