Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 9 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2019   10:07:19   (   0.33,-127.90) (   0.85,-130.21)  263.50                80
 09/23/2019   09:45:55   (   0.33,-127.86) (  -0.15,-125.68)  248.77                80
 09/24/2019   22:07:52   (  -0.31,-127.79) (  -1.02,-130.99)  364.90                80
 09/25/2019   21:51:47   (  -0.32,-127.75) (  -0.01,-126.46)  147.53                80
 09/27/2019   10:10:56   (   0.30,-127.72) (   1.19,-131.73)  457.20                80
 09/28/2019   09:54:51   (   0.31,-127.68) (   0.18,-127.20)   54.79                80
 09/30/2019   21:55:23   (  -0.30,-127.55) (  -0.40,-127.97)   47.87                80
 10/01/2019   21:39:19   (  -0.31,-127.51) (   0.61,-123.44)  464.22                80
 10/03/2019   09:58:27   (   0.29,-127.47) (   0.57,-128.71)  141.05                80
 10/04/2019   09:42:22   (   0.29,-127.43) (  -0.44,-124.18)  370.31                80