Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 1 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/11/2020   06:10:27   (   0.04, -75.21) (  -0.70, -71.86)  382.17                80
 01/12/2020   18:35:02   (  -0.05, -75.23) (  -0.48, -77.16)  220.13                80
 01/13/2020   18:13:37   (  -0.04, -75.24) (   0.53, -72.63)  297.49                80
 01/15/2020   06:38:03   (   0.05, -75.25) (   0.66, -77.89)  300.97                80
 01/16/2020   06:16:38   (   0.04, -75.26) (  -0.41, -73.37)  216.94                80
 01/17/2020   18:41:13   (  -0.05, -75.29) (  -0.82, -78.66)  384.29                80
 01/18/2020   18:19:47   (  -0.05, -75.30) (   0.19, -74.12)  134.13                80
 01/20/2020   06:44:15   (   0.06, -75.33) (   0.94, -79.40)  463.02                80
 01/21/2020   06:22:49   (   0.06, -75.35) (  -0.07, -74.86)   55.52                80
 01/23/2020   18:28:38   (  -0.07, -75.40) (  -0.14, -75.62)   26.03                80
 01/24/2020   18:07:13   (  -0.06, -75.42) (   0.93, -71.10)  493.24                80