Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 10 8.  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) (   0.70,-130.40)  239.26                80
 10/09/2022   09:50:16   (   0.26,-128.32) (  -0.32,-125.87)  279.21                80
 10/10/2022   22:09:32   (  -0.24,-128.27) (  -0.86,-131.18)  330.77                80
 10/11/2022   21:53:27   (  -0.25,-128.29) (   0.10,-126.63)  187.86                80
 10/13/2022   10:12:35   (   0.23,-128.38) (   1.04,-131.91)  402.41                80
 10/14/2022   09:56:30   (   0.24,-128.39) (   0.01,-127.38)  115.42                80
 10/15/2022   22:15:47   (  -0.21,-128.33) (  -1.18,-132.68)  496.40                80
 10/16/2022   21:59:41   (  -0.22,-128.34) (  -0.20,-128.14)   21.63                80
 10/19/2022   10:00:05   (   0.20,-128.44) (   0.30,-128.89)   51.85                80
 10/20/2022   09:44:00   (   0.21,-128.44) (  -0.68,-124.35)  465.44                80
 10/21/2022   22:03:16   (  -0.19,-128.36) (  -0.48,-129.66)  147.33                80