Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 10 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/13/2021   16:06:23   (  -0.03,-137.20) (  -0.86,-133.57)  414.49                80
 10/15/2021   04:36:23   (   0.03,-137.20) (  -0.96,-141.38)  478.43                80
 10/16/2021   04:24:37   (   0.03,-137.20) (  -0.27,-138.52)  150.73                80
 10/17/2021   04:15:31   (   0.03,-137.19) (   0.36,-135.64)  177.01                80
 10/19/2021   16:33:32   (  -0.03,-137.19) (   0.72,-140.54)  381.70                80
 10/20/2021   16:21:45   (  -0.03,-137.18) (   0.07,-137.66)   54.11                80
 10/21/2021   16:12:39   (  -0.03,-137.18) (  -0.58,-134.78)  273.35                80
 10/24/2021   04:30:54   (   0.03,-137.15) (  -0.57,-139.73)  294.32                80
 10/25/2021   04:21:47   (   0.02,-137.14) (   0.07,-136.85)   32.38                80
 10/26/2021   04:10:02   (   0.02,-137.13) (   0.77,-133.99)  358.81                80