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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/18/2019   06:44:56   (  -0.00, -75.20) (   0.98, -79.54)  494.31                80
 02/19/2019   06:23:31   (  -0.00, -75.20) (  -0.07, -75.01)   22.76                80
 02/21/2019   18:26:41   (   0.00, -75.22) (  -0.13, -75.77)   63.66                80
 02/22/2019   18:10:37   (   0.01, -75.23) (   0.92, -71.25)  453.90                80
 02/24/2019   06:32:23   (  -0.01, -75.24) (   0.31, -76.50)  144.38                80
 02/25/2019   06:10:58   (  -0.01, -75.26) (  -0.75, -71.98)  373.50                80
 02/26/2019   18:32:54   (   0.00, -75.27) (  -0.45, -77.28)  228.60                80
 02/27/2019   18:16:48   (  -0.00, -75.29) (   0.54, -72.74)  289.75                80
 03/01/2019   06:38:36   (   0.00, -75.32) (   0.62, -78.01)  307.35                80
 03/02/2019   06:17:11   (   0.00, -75.34) (  -0.43, -73.49)  211.13                80