Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2023 4 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)
 04/19/2023   20:48:24   (  -0.17,-108.20) (  -0.67,-110.44)  255.18                80
 04/20/2023   20:32:18   (  -0.18,-108.21) (   0.35,-105.91)  262.98                80
 04/22/2023   08:54:05   (   0.17,-108.23) (   0.80,-111.18)  335.66                80
 04/23/2023   08:32:38   (   0.18,-108.24) (  -0.17,-106.64)  181.53                80
 04/24/2023   20:54:33   (  -0.17,-108.24) (  -0.98,-111.95)  422.61                80
 04/25/2023   20:38:27   (  -0.17,-108.25) (  -0.01,-107.41)   95.52                80
 04/28/2023   08:38:47   (   0.18,-108.28) (   0.17,-108.14)   16.02                80
 04/30/2023   20:41:56   (  -0.18,-108.29) (  -0.32,-108.91)   71.18                80
 05/01/2023   20:25:49   (  -0.18,-108.30) (   0.67,-104.37)  447.25                80