Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 9 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/23/2020   20:33:30   (  -0.32,-104.44) (  -0.92,-107.24)  318.73                80
 09/24/2020   20:17:26   (  -0.32,-104.44) (   0.09,-102.71)  198.34                80
 09/26/2020   08:39:14   (   0.29,-104.41) (   1.08,-107.98)  406.08                80
 09/27/2020   08:17:50   (   0.31,-104.40) (   0.07,-103.44)  109.19                80
 09/28/2020   20:39:46   (  -0.28,-104.41) (  -1.28,-108.74)  494.53                80
 09/29/2020   20:23:41   (  -0.29,-104.42) (  -0.27,-104.21)   23.18                80
 10/02/2020   08:26:46   (   0.28,-104.42) (   0.37,-104.96)   61.21                80
 10/03/2020   08:05:21   (   0.29,-104.41) (  -0.58,-100.42)  454.64                80
 10/04/2020   20:27:18   (  -0.27,-104.41) (  -0.56,-105.73)  150.10                80
 10/05/2020   20:11:14   (  -0.28,-104.42) (   0.46,-101.20)  367.61                80
 10/07/2020   08:33:02   (   0.25,-104.44) (   0.72,-106.47)  231.33                80