Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/26/2019   20:33:03   (   0.00,-104.04) (  -0.71,-107.28)  369.01                80
 12/27/2019   20:16:58   (  -0.00,-104.04) (   0.30,-102.75)  148.10                80
 12/29/2019   08:38:45   (  -0.01,-104.30) (   0.84,-108.02)  424.75                80
 12/30/2019   08:17:19   (  -0.00,-104.30) (  -0.17,-103.49)   91.85                80
 01/01/2020   20:20:29   (   0.01,-104.05) (  -0.01,-104.25)   22.98                80
 01/02/2020   20:04:24   (   0.00,-104.05) (   1.00, -99.72)  494.59                80
 01/04/2020   08:26:11   (  -0.01,-104.32) (   0.14,-104.99)   77.29                80
 01/05/2020   08:04:46   (  -0.01,-104.32) (  -0.87,-100.46)  439.53                80
 01/06/2020   20:26:40   (   0.01,-104.06) (  -0.37,-105.75)  192.72                80
 01/07/2020   20:10:34   (   0.01,-104.06) (   0.64,-101.21)  324.45                80
 01/09/2020   08:32:22   (  -0.01,-104.33) (   0.50,-106.49)  247.01                80