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

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/15/2020   08:17:07   (  -0.00,-104.31) (  -0.17,-103.45)   97.18                80
 01/17/2020   20:20:16   (   0.01,-104.05) (  -0.05,-104.20)   17.68                80
 01/18/2020   20:04:10   (   0.00,-104.06) (   0.97, -99.67)  499.68                80
 01/20/2020   08:25:06   (  -0.00,-104.32) (   0.17,-104.94)   71.93                28
 01/21/2020   08:04:32   (   0.01,-104.32) (  -0.84,-100.41)  445.16                80
 01/22/2020   20:26:26   (  -0.01,-104.06) (  -0.38,-105.70)  186.55                80
 01/23/2020   20:10:21   (  -0.01,-104.07) (   0.64,-101.17)  330.64                80
 01/25/2020   08:29:28   (   0.01,-104.33) (   0.50,-106.44)  240.61                80
 01/26/2020   08:10:43   (   0.01,-104.34) (  -0.52,-101.91)  276.58                80
 01/27/2020   20:35:17   (  -0.01,-104.09) (  -0.70,-107.20)  354.76                80