Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 2 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/13/2019   06:38:44   (  -0.03, -75.20) (   0.59, -78.04)  323.59                80
 02/14/2019   06:17:19   (  -0.02, -75.21) (  -0.40, -73.51)  193.52                80
 02/15/2019   18:39:14   (   0.00, -75.21) (  -0.80, -78.80)  409.48                80
 02/16/2019   18:23:08   (  -0.01, -75.22) (   0.19, -74.27)  107.99                80
 02/18/2019   06:44:56   (   0.01, -75.23) (   0.98, -79.54)  490.90                80
 02/19/2019   06:23:31   (   0.01, -75.24) (  -0.07, -75.01)   26.70                80
 02/21/2019   18:26:41   (  -0.00, -75.27) (  -0.13, -75.77)   58.04                80
 02/22/2019   18:10:37   (  -0.00, -75.28) (   0.92, -71.25)  460.23                80
 02/24/2019   06:32:24   (   0.00, -75.31) (   0.24, -76.52)  136.99                80
 02/25/2019   06:10:58   (   0.00, -75.33) (  -0.75, -71.98)  381.58                80
 02/26/2019   18:32:54   (  -0.00, -75.36) (  -0.44, -77.28)  219.59                80