Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/15/2020   20:35:38   (  -0.11,-104.06) (  -0.83,-107.28)  367.27                80
 03/16/2020   20:14:13   (  -0.11,-104.05) (   0.18,-102.75)  148.37                80
 03/18/2020   08:36:02   (   0.12,-104.16) (   0.98,-108.02)  439.89                80
 03/19/2020   08:19:57   (   0.12,-104.17) (  -0.03,-103.49)   77.05                80
 03/21/2020   20:23:09   (  -0.12,-104.07) (  -0.16,-104.26)   22.22                80
 03/22/2020   20:01:45   (  -0.12,-104.06) (   0.85, -99.73)  493.79                80
 03/24/2020   08:23:33   (   0.12,-104.18) (   0.30,-105.01)   94.74                80
 03/25/2020   08:07:28   (   0.12,-104.18) (  -0.71,-100.48)  422.56                80
 03/26/2020   20:29:25   (  -0.12,-104.10) (  -0.50,-105.78)  191.51                80
 03/27/2020   20:08:00   (  -0.13,-104.09) (   0.52,-101.25)  324.53                80
 03/29/2020   08:29:49   (   0.13,-104.18) (   0.63,-106.52)  266.29                80