Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 3 20.  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)
 03/20/2021   22:30:20   (   0.04,-137.19) (   0.30,-136.01)  134.70                80
 03/22/2021   10:52:08   (  -0.04,-137.18) (   0.90,-141.28)  467.72                80
 03/23/2021   10:30:45   (  -0.04,-137.17) (  -0.14,-136.76)   47.12                80
 03/25/2021   22:33:58   (   0.02,-137.14) (  -0.05,-137.54)   45.75                80
 03/26/2021   22:17:53   (   0.02,-137.12) (   0.94,-133.01)  468.69                80
 03/28/2021   10:39:41   (  -0.02,-137.10) (   0.27,-138.28)  135.02                80
 03/29/2021   10:18:18   (  -0.02,-137.08) (  -0.78,-133.76)  378.91                80
 03/30/2021   22:40:14   (   0.02,-137.04) (  -0.45,-139.06)  229.97                80
 03/31/2021   22:24:11   (   0.02,-137.02) (   0.60,-134.54)  283.52                80
 04/02/2021   10:45:59   (  -0.02,-136.99) (   0.60,-139.81)  321.61                80