Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 19.  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)
 10/19/2021   09:55:31   (   0.24,-128.25) (   0.05,-127.43)   93.25                80
 10/21/2021   21:58:42   (  -0.23,-128.29) (  -0.20,-128.20)    9.63                80
 10/24/2021   09:59:04   (   0.22,-128.34) (   0.37,-128.94)   67.84                80
 10/25/2021   09:42:58   (   0.23,-128.36) (  -0.63,-124.40)  450.70                80
 10/26/2021   22:02:15   (  -0.20,-128.36) (  -0.51,-129.71)  153.71                80
 10/27/2021   21:46:09   (  -0.21,-128.37) (   0.48,-125.17)  364.49                80
 10/29/2021   10:05:18   (   0.18,-128.41) (   0.62,-130.46)  233.10                80
 10/30/2021   09:49:12   (   0.19,-128.41) (  -0.38,-125.92)  284.81                80
 10/31/2021   22:08:27   (  -0.16,-128.41) (  -0.81,-131.22)  320.45                80
 11/01/2021   21:52:22   (  -0.17,-128.42) (   0.19,-126.68)  197.39                80