Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 12 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/19/2023   08:33:12   (   0.00,-104.69) (   0.39,-106.54)  209.93                80
 12/20/2023   08:11:45   (   0.00,-104.69) (  -0.57,-101.99)  306.99                80
 12/21/2023   20:33:40   (  -0.01,-104.67) (  -0.59,-107.30)  299.59                80
 12/22/2023   20:17:35   (  -0.01,-104.67) (   0.44,-102.76)  217.55                80
 12/24/2023   08:39:20   (   0.01,-104.70) (   0.77,-108.02)  378.86                80
 12/25/2023   08:17:55   (   0.02,-104.70) (  -0.26,-103.49)  138.01                80
 12/26/2023   20:39:49   (  -0.02,-104.67) (  -0.95,-108.78)  468.94                80
 12/27/2023   20:23:44   (  -0.02,-104.67) (   0.09,-104.25)   48.18                80
 12/30/2023   08:26:43   (   0.03,-104.70) (   0.08,-104.97)   30.68                80
 12/31/2023   08:05:18   (   0.02,-104.71) (  -0.96,-100.44)  486.43                80
 01/01/2024   20:27:12   (  -0.03,-104.68) (  -0.23,-105.74)  119.95                80