Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 20.  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)
 10/21/2021   21:58:42   (  -0.23,-128.29) (  -0.20,-128.20)    9.78                80
 10/24/2021   09:59:04   (   0.22,-128.34) (   0.36,-128.94)   68.11                80
 10/25/2021   09:42:59   (   0.23,-128.35) (  -0.64,-124.40)  450.36                80
 10/26/2021   22:02:15   (  -0.20,-128.36) (  -0.50,-129.71)  153.89                80
 10/27/2021   21:46:09   (  -0.21,-128.37) (   0.49,-125.17)  364.27                80
 10/29/2021   10:05:17   (   0.18,-128.40) (   0.66,-130.44)  233.59                80
 10/30/2021   09:49:12   (   0.19,-128.41) (  -0.39,-125.92)  284.30                80
 10/31/2021   22:08:27   (  -0.16,-128.41) (  -0.80,-131.22)  320.82                80
 11/01/2021   21:52:22   (  -0.17,-128.41) (   0.20,-126.68)  196.96                80