Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 2 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/18/2020   20:23:02   (  -0.05,-104.04) (  -0.07,-104.24)   22.50                80
 02/19/2020   20:01:38   (  -0.05,-104.04) (   0.93, -99.71)  493.21                80
 02/21/2020   08:23:26   (   0.06,-104.23) (   0.25,-104.98)   86.06                80
 02/22/2020   08:07:23   (   0.06,-104.23) (  -0.81,-100.46)  430.38                80
 02/23/2020   20:29:18   (  -0.07,-104.04) (  -0.46,-105.75)  195.34                80
 02/24/2020   20:07:54   (  -0.06,-104.04) (   0.54,-101.22)  320.48                80
 02/26/2020   08:29:43   (   0.07,-104.23) (   0.58,-106.50)  259.55                80
 02/27/2020   08:13:38   (   0.07,-104.23) (  -0.42,-101.97)  257.17                80
 02/28/2020   20:35:35   (  -0.07,-104.05) (  -0.79,-107.27)  366.92                80
 02/29/2020   20:14:10   (  -0.07,-104.05) (   0.22,-102.74)  148.81                80
 03/02/2020   08:35:59   (   0.08,-104.22) (   0.91,-108.03)  432.86                80
 03/03/2020   08:19:55   (   0.08,-104.23) (  -0.10,-103.49)   83.70                80