Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 10 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 10/12/2021   10:27:25   (   0.04,-137.21) (  -0.36,-135.47)  198.61                80
 10/13/2021   22:46:41   (  -0.03,-137.20) (  -0.80,-140.77)  406.95                80
 10/14/2021   22:30:35   (  -0.03,-137.20) (   0.19,-136.24)  109.56                80
 10/16/2021   10:49:43   (   0.02,-137.21) (   0.97,-141.51)  489.81                80
 10/17/2021   10:33:37   (   0.02,-137.21) (  -0.02,-136.97)   26.71                80
 10/19/2021   22:34:08   (  -0.02,-137.19) (  -0.13,-137.74)   62.57                80
 10/20/2021   22:18:03   (  -0.02,-137.19) (   0.86,-133.20)  453.68                80
 10/22/2021   10:37:10   (   0.02,-137.19) (   0.30,-138.47)  146.45                80
 10/23/2021   10:21:04   (   0.02,-137.18) (  -0.70,-133.94)  369.31                80
 10/24/2021   22:40:20   (  -0.02,-137.15) (  -0.50,-139.23)  237.77                80
 10/25/2021   22:24:15   (  -0.02,-137.14) (   0.56,-134.71)  277.48                80