Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 12 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/25/2019   08:11:08   (   0.01,-104.29) (  -0.53,-101.99)  262.31                80
 12/26/2019   20:33:03   (   0.00,-104.04) (  -0.72,-107.28)  368.90                80
 12/27/2019   20:16:57   (  -0.00,-104.05) (   0.29,-102.74)  148.31                80
 12/29/2019   08:38:45   (  -0.01,-104.30) (   0.85,-108.02)  424.36                80
 12/30/2019   08:17:19   (  -0.00,-104.30) (  -0.16,-103.48)   92.38                80
 01/01/2020   20:20:29   (   0.01,-104.06) (  -0.03,-104.25)   22.10                80
 01/02/2020   20:04:23   (   0.00,-104.06) (   0.98, -99.72)  495.41                80
 01/04/2020   08:26:11   (  -0.01,-104.33) (   0.16,-104.99)   76.33                80
 01/05/2020   08:04:45   (  -0.01,-104.33) (  -0.85,-100.46)  440.62                80
 01/06/2020   20:26:40   (   0.01,-104.07) (  -0.39,-105.75)  191.52                80