Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/12/2020   20:16:45   (   0.00,-104.04) (   0.28,-102.71)  152.21                80
 01/14/2020   08:38:33   (  -0.01,-104.31) (   0.79,-107.99)  419.37                80
 01/15/2020   08:17:08   (  -0.00,-104.31) (  -0.22,-103.46)   97.40                80
 01/17/2020   20:20:17   (   0.01,-104.05) (   0.00,-104.21)   18.54                80
 01/18/2020   20:04:10   (   0.00,-104.05) (   0.95, -99.67)  498.88                80
 01/20/2020   08:25:58   (  -0.00,-104.32) (   0.12,-104.96)   72.17                80
 01/21/2020   08:04:33   (   0.00,-104.32) (  -0.89,-100.42)  444.77                80
 01/22/2020   20:26:26   (  -0.01,-104.05) (  -0.39,-105.70)  187.79                80
 01/23/2020   20:10:21   (  -0.01,-104.06) (   0.62,-101.16)  329.33                80
 01/25/2020   08:29:28   (   0.01,-104.33) (   0.52,-106.44)  241.38                80