Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/23/2020   20:10:22   (  -0.01,-104.06) (   0.62,-101.17)  328.94                80
 01/25/2020   08:29:32   (   0.01,-104.31) (   0.51,-106.45)  244.83                80
 01/26/2020   08:13:28   (   0.01,-104.31) (  -0.54,-101.93)  271.52                80
 01/27/2020   20:35:23   (  -0.01,-104.07) (  -0.74,-107.22)  360.05                80
 01/28/2020   20:14:00   (  -0.01,-104.07) (   0.31,-102.70)  156.31                80
 01/30/2020   08:35:49   (   0.01,-104.32) (   0.83,-107.98)  417.25                80
 01/31/2020   08:19:45   (   0.01,-104.33) (  -0.17,-103.45)   99.39                80
 02/02/2020   20:22:57   (  -0.00,-104.09) (  -0.05,-104.22)   15.59                80
 02/05/2020   08:23:22   (  -0.01,-104.33) (   0.14,-104.98)   73.49                80