Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP
TLE Epoch: 2020 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)
 10/08/2020   09:55:41   (  -0.13,-128.44) (  -0.37,-127.34)  124.79                80
 10/09/2020   22:17:36   (   0.13,-128.42) (  -0.83,-132.64)  482.47                80
 10/10/2020   21:56:12   (   0.14,-128.41) (   0.21,-128.12)   32.91                80
 10/13/2020   10:01:53   (  -0.14,-128.40) (  -0.02,-128.86)   52.10                80
 10/14/2020   09:43:09   (  -0.14,-128.39) (  -1.07,-124.33)  463.20                80
 10/15/2020   22:05:04   (   0.14,-128.36) (  -0.13,-129.63)  144.75                80
 10/16/2020   21:43:39   (   0.14,-128.35) (   0.86,-125.10)  370.09                80
 10/18/2020   10:05:26   (  -0.13,-128.34) (   0.31,-130.37)  231.22                80
 10/19/2020   09:49:21   (  -0.14,-128.32) (  -0.68,-125.83)  283.40                80
 10/20/2020   22:11:16   (   0.13,-128.28) (  -0.51,-131.14)  325.30                80