Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 10 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/08/2022   10:06:20   (   0.25,-128.30) (   0.72,-130.40)  239.13                80
 10/09/2022   09:50:16   (   0.26,-128.32) (  -0.31,-125.87)  279.36                80
 10/10/2022   22:09:32   (  -0.24,-128.27) (  -0.88,-131.17)  330.86                80
 10/11/2022   21:53:27   (  -0.25,-128.29) (   0.15,-126.64)  187.80                80
 10/13/2022   10:12:36   (   0.23,-128.39) (   0.99,-131.92)  402.11                80
 10/14/2022   09:56:30   (   0.24,-128.40) (   0.02,-127.38)  115.78                80
 10/15/2022   22:15:47   (  -0.21,-128.33) (  -1.20,-132.68)  496.29                80
 10/16/2022   21:59:42   (  -0.22,-128.34) (  -0.16,-128.15)   21.61                80
 10/19/2022   10:00:05   (   0.20,-128.44) (   0.32,-128.89)   51.38                80
 10/20/2022   09:44:00   (   0.21,-128.45) (  -0.71,-124.36)  465.98                80