Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 10 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/19/2022   10:00:05   (   0.20,-128.42) (   0.32,-128.88)   52.51                80
 10/20/2022   09:44:00   (   0.21,-128.43) (  -0.72,-124.36)  464.68                80
 10/21/2022   22:03:15   (  -0.19,-128.37) (  -0.50,-129.65)  146.68                80
 10/22/2022   21:47:11   (  -0.20,-128.37) (   0.54,-125.12)  370.79                80
 10/24/2022   10:06:19   (   0.18,-128.45) (   0.59,-130.40)  221.83                80
 10/25/2022   09:50:14   (   0.19,-128.44) (  -0.40,-125.86)  294.96                80
 10/26/2022   22:09:29   (  -0.16,-128.36) (  -0.82,-131.15)  318.10                80
 10/27/2022   21:53:25   (  -0.18,-128.36) (   0.23,-126.62)  198.42                80
 10/29/2022   10:12:32   (   0.15,-128.42) (   0.95,-131.89)  395.30                80
 10/30/2022   09:56:27   (   0.16,-128.41) (  -0.10,-127.36)  120.34                80
 10/31/2022   22:15:43   (  -0.13,-128.31) (  -1.10,-132.66)  494.93                80