Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/26/2020   08:13:28   (   0.02,-104.31) (  -0.52,-101.93)  271.20                80
 01/27/2020   20:35:24   (  -0.02,-104.06) (  -0.70,-107.23)  360.47                80
 01/28/2020   20:14:00   (  -0.02,-104.06) (   0.29,-102.69)  155.77                80
 01/30/2020   08:35:49   (   0.01,-104.31) (   0.84,-107.98)  418.02                80
 01/31/2020   08:19:44   (   0.01,-104.32) (  -0.15,-103.44)   98.52                80
 02/02/2020   20:22:57   (  -0.01,-104.07) (  -0.01,-104.22)   16.92                80
 02/03/2020   20:01:33   (  -0.01,-104.07) (   0.98, -99.69)  499.38                80
 02/05/2020   08:23:22   (   0.00,-104.32) (   0.15,-104.98)   75.09                80
 02/06/2020   08:07:18   (  -0.00,-104.32) (  -0.85,-100.44)  440.98                80
 02/07/2020   20:29:14   (   0.01,-104.07) (  -0.37,-105.74)  190.58                80