Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 6 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/18/2020   08:13:38   (  -0.07,-104.18) (  -0.58,-101.95)  255.10                80
 06/19/2020   20:32:55   (   0.10,-104.38) (  -0.52,-107.27)  328.92                80
 06/20/2020   20:16:50   (   0.09,-104.38) (   0.46,-102.73)  188.07                80
 06/22/2020   08:35:57   (  -0.13,-104.18) (   0.72,-107.99)  433.74                80
 06/23/2020   08:19:52   (  -0.11,-104.19) (  -0.27,-103.45)   83.42                80
 06/25/2020   20:23:04   (   0.13,-104.38) (   0.16,-104.23)   16.64                80
 06/28/2020   08:23:26   (  -0.14,-104.19) (   0.04,-104.96)   88.22                80
 06/29/2020   08:07:20   (  -0.12,-104.19) (  -0.94,-100.42)  429.04                80
 06/30/2020   20:26:37   (   0.16,-104.39) (  -0.15,-105.74)  154.46                80