Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2022 10 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/20/2022   09:44:00   (   0.21,-128.43) (  -0.72,-124.35)  465.16                80
 10/21/2022   22:03:16   (  -0.19,-128.37) (  -0.45,-129.66)  145.85                80
 10/22/2022   21:47:11   (  -0.20,-128.38) (   0.53,-125.12)  371.73                80
 10/24/2022   10:06:19   (   0.18,-128.45) (   0.59,-130.40)  220.84                80
 10/25/2022   09:50:14   (   0.19,-128.45) (  -0.40,-125.86)  296.07                80
 10/26/2022   22:09:30   (  -0.17,-128.38) (  -0.76,-131.16)  316.66                80
 10/27/2022   21:53:25   (  -0.18,-128.37) (   0.23,-126.62)  199.98                80
 10/29/2022   10:12:32   (   0.15,-128.44) (   0.95,-131.89)  393.70                80
 10/30/2022   09:56:27   (   0.16,-128.43) (  -0.10,-127.36)  122.05                80
 10/31/2022   22:15:43   (  -0.13,-128.33) (  -1.11,-132.65)  492.87                80
 11/01/2022   21:59:37   (  -0.14,-128.32) (  -0.11,-128.12)   23.01                80