Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 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)
 12/27/2020   06:31:55   (  -0.01, -75.21) (   0.26, -76.43)  138.21                80
 12/28/2020   06:10:31   (  -0.02, -75.21) (  -0.75, -71.90)  377.82                80
 12/29/2020   18:32:28   (   0.02, -75.22) (  -0.41, -77.21)  226.82                80
 12/30/2020   18:16:24   (   0.02, -75.22) (   0.60, -72.68)  289.67                80
 01/01/2021   06:38:11   (  -0.01, -75.22) (   0.61, -77.94)  310.59                80
 01/02/2021   06:16:46   (  -0.01, -75.22) (  -0.40, -73.41)  205.96                80
 01/03/2021   18:38:44   (   0.01, -75.23) (  -0.75, -78.73)  398.12                80
 01/04/2021   18:22:39   (   0.01, -75.24) (   0.26, -74.20)  119.08                80
 01/06/2021   06:44:27   (  -0.01, -75.26) (   0.95, -79.46)  479.73                80
 01/07/2021   06:23:02   (  -0.01, -75.26) (  -0.06, -74.93)   37.50                80
 01/09/2021   18:26:15   (   0.01, -75.29) (  -0.07, -75.72)   48.72                80