Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/28/2019   18:13:50   (  -0.02, -75.20) (   0.57, -72.67)  288.50                80
 12/30/2019   06:38:16   (   0.02, -75.20) (   0.62, -77.94)  311.18                80
 12/31/2019   06:16:51   (   0.01, -75.21) (  -0.38, -73.40)  206.20                80
 01/01/2020   18:41:26   (  -0.02, -75.23) (  -0.81, -78.70)  395.64                80
 01/02/2020   18:20:00   (  -0.01, -75.24) (   0.20, -74.17)  122.24                80
 01/04/2020   06:44:28   (   0.02, -75.26) (   0.94, -79.44)  476.05                80
 01/05/2020   06:23:02   (   0.02, -75.27) (  -0.07, -74.91)   42.05                80
 01/07/2020   18:28:52   (  -0.02, -75.32) (  -0.10, -75.67)   40.55                80
 01/08/2020   18:07:27   (  -0.02, -75.33) (   0.91, -71.14)  477.75                80
 01/10/2020   06:31:53   (   0.03, -75.35) (   0.29, -76.40)  120.04                80