Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 1 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/10/2020   06:31:52   (   0.04, -75.21) (   0.32, -76.39)  134.94                80
 01/11/2020   06:10:27   (   0.04, -75.21) (  -0.68, -71.86)  382.09                80
 01/12/2020   18:35:02   (  -0.05, -75.22) (  -0.49, -77.16)  220.74                80
 01/13/2020   18:13:36   (  -0.04, -75.23) (   0.52, -72.62)  296.72                80
 01/15/2020   06:38:04   (   0.05, -75.25) (   0.62, -77.90)  301.61                80
 01/16/2020   06:16:38   (   0.04, -75.26) (  -0.39, -73.36)  216.11                80
 01/17/2020   18:41:13   (  -0.05, -75.28) (  -0.84, -78.65)  385.59                80
 01/18/2020   18:19:48   (  -0.05, -75.29) (   0.23, -74.13)  132.66                80
 01/20/2020   06:44:14   (   0.06, -75.32) (   0.97, -79.39)  464.37                80
 01/21/2020   06:22:49   (   0.06, -75.33) (  -0.04, -74.86)   53.97                80