Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 2 17.  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   (  -0.01, -75.20) (   0.96, -79.54)  494.30                80
 02/19/2019   06:23:31   (  -0.00, -75.20) (  -0.03, -75.00)   22.73                80
 02/21/2019   18:26:41   (   0.00, -75.22) (  -0.12, -75.78)   63.18                80
 02/22/2019   18:10:36   (   0.01, -75.23) (   0.88, -71.24)  454.46                80
 02/24/2019   06:32:23   (  -0.01, -75.25) (   0.29, -76.51)  143.74                80
 02/25/2019   06:10:59   (  -0.01, -75.26) (  -0.76, -71.98)  374.20                80
 02/26/2019   18:32:54   (   0.00, -75.28) (  -0.43, -77.28)  227.66                80
 02/27/2019   18:16:49   (  -0.00, -75.30) (   0.56, -72.74)  290.77                80
 03/01/2019   06:38:36   (   0.00, -75.33) (   0.60, -78.02)  306.22                80
 03/02/2019   06:17:10   (   0.00, -75.35) (  -0.39, -73.48)  212.35                80
 03/03/2019   18:39:07   (  -0.00, -75.37) (  -0.75, -78.79)  388.86                80