Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2023 4 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/22/2023   08:54:04   (   0.17,-108.23) (   0.84,-111.17)  335.69                80
 04/23/2023   08:32:38   (   0.18,-108.23) (  -0.18,-106.64)  181.44                80
 04/24/2023   20:54:34   (  -0.17,-108.24) (  -0.97,-111.95)  422.83                80
 04/25/2023   20:38:27   (  -0.17,-108.25) (   0.00,-107.41)   95.22                80
 04/28/2023   08:38:47   (   0.18,-108.28) (   0.17,-108.14)   15.54                80
 04/30/2023   20:41:56   (  -0.18,-108.29) (  -0.33,-108.91)   71.79                80
 05/01/2023   20:25:50   (  -0.18,-108.30) (   0.72,-104.39)  446.57                80
 05/03/2023   08:47:36   (   0.17,-108.34) (   0.48,-109.65)  149.78                80
 05/04/2023   08:26:10   (   0.18,-108.34) (  -0.57,-105.12)  367.63                80