Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 11 17.  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)
 11/17/2021   21:52:12   (  -0.10,-128.41) (   0.28,-126.64)  201.51                80
 11/19/2021   10:11:20   (   0.07,-128.40) (   0.86,-131.91)  400.84                80
 11/20/2021   09:55:14   (   0.08,-128.38) (  -0.15,-127.38)  114.94                80
 11/21/2021   22:14:29   (  -0.06,-128.36) (  -1.03,-132.68)  491.91                80
 11/22/2021   21:58:24   (  -0.07,-128.35) (  -0.02,-128.14)   23.56                80
 11/25/2021   09:58:45   (   0.06,-128.30) (   0.21,-128.86)   64.76                80
 11/26/2021   09:42:39   (   0.07,-128.28) (  -0.80,-124.33)  450.25                80
 11/27/2021   22:01:55   (  -0.04,-128.25) (  -0.37,-129.63)  157.75                80
 11/28/2021   21:45:49   (  -0.05,-128.23) (   0.64,-125.09)  357.15                80
 11/30/2021   10:04:56   (   0.02,-128.20) (   0.50,-130.37)  246.87                80