Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 10 31.  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)
 10/31/2021   22:08:28   (  -0.16,-128.42) (  -0.78,-131.22)  319.25                80
 11/01/2021   21:52:22   (  -0.17,-128.42) (   0.22,-126.68)  198.71                80
 11/03/2021   10:11:30   (   0.14,-128.44) (   0.93,-131.95)  400.76                80
 11/04/2021   09:55:24   (   0.16,-128.44) (  -0.07,-127.42)  116.76                80
 11/05/2021   22:14:39   (  -0.13,-128.44) (  -1.12,-132.71)  487.90                80
 11/06/2021   21:58:34   (  -0.15,-128.44) (  -0.12,-128.18)   29.31                80
 11/09/2021   09:58:56   (   0.13,-128.43) (   0.26,-128.91)   55.24                80
 11/10/2021   09:42:50   (   0.15,-128.43) (  -0.74,-124.38)  461.25                80
 11/11/2021   22:02:07   (  -0.11,-128.42) (  -0.38,-129.69)  144.69                80
 11/12/2021   21:46:01   (  -0.13,-128.41) (   0.63,-125.15)  371.91                80