Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 6 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)
 06/13/2020   08:07:24   (  -0.03,-104.17) (  -0.88,-100.44)  425.47                80
 06/14/2020   20:26:41   (   0.06,-104.35) (  -0.28,-105.75)  159.36                80
 06/15/2020   20:10:36   (   0.04,-104.36) (   0.76,-101.22)  357.91                80
 06/17/2020   08:29:43   (  -0.08,-104.18) (   0.42,-106.48)  262.34                80
 06/18/2020   08:13:38   (  -0.07,-104.19) (  -0.56,-101.94)  255.16                80
 06/19/2020   20:32:55   (   0.10,-104.37) (  -0.53,-107.27)  329.23                80
 06/20/2020   20:16:50   (   0.09,-104.37) (   0.45,-102.73)  187.76                80
 06/22/2020   08:35:57   (  -0.13,-104.19) (   0.73,-107.99)  433.64                80
 06/23/2020   08:19:52   (  -0.11,-104.19) (  -0.25,-103.45)   83.53                80
 06/25/2020   20:23:03   (   0.13,-104.38) (   0.15,-104.23)   16.34                80