Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 9 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2020   20:39:41   (  -0.36,-104.50) (  -1.33,-108.74)  483.85                80
 09/13/2020   20:23:36   (  -0.36,-104.50) (  -0.32,-104.20)   32.93                80
 09/16/2020   08:26:40   (   0.35,-104.40) (   0.49,-104.94)   62.61                80
 09/17/2020   08:05:16   (   0.36,-104.38) (  -0.52,-100.41)  452.33                80
 09/18/2020   20:27:13   (  -0.34,-104.46) (  -0.64,-105.72)  144.15                80
 09/19/2020   20:11:09   (  -0.35,-104.46) (   0.37,-101.19)  372.82                80
 09/21/2020   08:32:57   (   0.33,-104.39) (   0.81,-106.46)  236.01                80
 09/22/2020   08:11:32   (   0.34,-104.37) (  -0.20,-101.93)  278.80                80
 09/23/2020   20:33:30   (  -0.32,-104.41) (  -0.95,-107.24)  321.56                80
 09/24/2020   20:17:25   (  -0.32,-104.42) (   0.06,-102.71)  195.18                80