Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 1 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/09/2020   08:32:21   (  -0.01,-104.31) (   0.50,-106.49)  248.63                80
 01/10/2020   08:10:56   (  -0.00,-104.31) (  -0.51,-101.95)  267.90                80
 01/11/2020   20:32:50   (   0.00,-104.04) (  -0.73,-107.24)  365.23                80
 01/12/2020   20:16:45   (   0.00,-104.04) (   0.28,-102.70)  151.60                80
 01/14/2020   08:38:33   (  -0.01,-104.31) (   0.80,-107.99)  419.75                80
 01/15/2020   08:17:08   (  -0.00,-104.30) (  -0.21,-103.46)   96.87                80
 01/17/2020   20:20:16   (   0.01,-104.04) (  -0.01,-104.21)   19.86                80
 01/18/2020   20:04:11   (   0.00,-104.04) (   1.01, -99.68)  497.32                80
 01/20/2020   08:25:30   (  -0.00,-104.31) (   0.13,-104.95)   73.51                52
 01/21/2020   08:04:33   (   0.00,-104.31) (  -0.88,-100.42)  443.26                80