Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2019 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2019   18:35:15   (  -0.02, -75.20) (  -0.47, -77.20)  228.30                80
 12/28/2019   18:13:49   (  -0.01, -75.20) (   0.53, -72.66)  288.76                80
 12/30/2019   06:38:16   (   0.01, -75.21) (   0.60, -77.94)  310.91                80
 12/31/2019   06:16:51   (   0.01, -75.22) (  -0.40, -73.41)  206.57                80
 01/01/2020   18:41:26   (  -0.01, -75.24) (  -0.78, -78.71)  394.96                80
 01/02/2020   18:20:01   (  -0.01, -75.25) (   0.22, -74.17)  123.01                80
 01/04/2020   06:44:27   (   0.01, -75.27) (   0.97, -79.43)  475.21                80
 01/05/2020   06:23:03   (   0.01, -75.28) (  -0.10, -74.91)   43.06                80
 01/07/2020   18:28:52   (  -0.02, -75.33) (  -0.07, -75.68)   39.23                80
 01/08/2020   18:07:27   (  -0.01, -75.35) (   0.93, -71.15)  479.25                80