Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 11 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/21/2019   18:10:38   (   0.01, -75.19) (   0.89, -71.21)  453.65                80
 11/23/2019   06:32:25   (  -0.01, -75.19) (   0.26, -76.49)  147.20                80
 11/24/2019   06:11:00   (  -0.01, -75.19) (  -0.73, -71.95)  369.65                80
 11/25/2019   18:32:55   (   0.01, -75.21) (  -0.48, -77.25)  233.23                80
 11/26/2019   18:16:50   (   0.01, -75.21) (   0.58, -72.73)  283.99                80
 11/28/2019   06:38:37   (  -0.00, -75.22) (   0.63, -77.99)  315.83                80
 11/29/2019   06:17:12   (  -0.00, -75.23) (  -0.42, -73.46)  201.65                80
 11/30/2019   18:39:08   (  -0.00, -75.25) (  -0.78, -78.76)  400.31                80
 12/01/2019   18:23:02   (  -0.01, -75.26) (   0.22, -74.23)  117.72                80
 12/03/2019   06:44:49   (   0.01, -75.28) (   0.93, -79.50)  480.59                80
 12/04/2019   06:23:24   (   0.01, -75.30) (  -0.06, -74.97)   37.79                80