Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/07/2020   20:10:34   (   0.00,-104.05) (   0.61,-101.21)  323.06                80
 01/09/2020   08:32:22   (  -0.01,-104.31) (   0.46,-106.49)  248.66                80
 01/10/2020   08:10:57   (  -0.00,-104.30) (  -0.55,-101.96)  267.78                80
 01/11/2020   20:32:51   (   0.00,-104.03) (  -0.69,-107.25)  365.69                80
 01/12/2020   20:16:46   (   0.00,-104.03) (   0.32,-102.71)  151.07                80
 01/14/2020   08:38:33   (  -0.01,-104.30) (   0.81,-107.99)  420.26                80
 01/15/2020   08:17:07   (  -0.00,-104.30) (  -0.20,-103.46)   96.25                80
 01/17/2020   20:20:16   (   0.01,-104.03) (  -0.02,-104.21)   20.69                80
 01/18/2020   20:04:11   (   0.00,-104.03) (   0.99, -99.68)  496.23                80
 01/20/2020   08:23:18   (  -0.00,-104.30) (   0.15,-104.95)   74.55                80