Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 2 13.  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)
 02/13/2021   10:45:57   (  -0.03,-137.22) (   0.53,-139.84)  298.26                80
 02/14/2021   10:24:32   (  -0.03,-137.22) (  -0.43,-135.30)  218.27                80
 02/15/2021   22:46:28   (   0.02,-137.22) (  -0.75,-140.60)  385.63                80
 02/16/2021   22:30:24   (   0.03,-137.22) (   0.28,-136.07)  130.64                80
 02/18/2021   10:52:11   (  -0.02,-137.21) (   0.92,-141.33)  470.70                80
 02/19/2021   10:30:47   (  -0.02,-137.20) (  -0.11,-136.80)   45.08                80
 02/21/2021   22:33:57   (   0.00,-137.18) (  -0.10,-137.56)   44.59                80
 02/22/2021   22:17:53   (  -0.00,-137.16) (   0.93,-133.03)  470.69                80
 02/24/2021   10:39:40   (   0.01,-137.13) (   0.26,-138.30)  132.47                80
 02/25/2021   10:18:16   (   0.00,-137.11) (  -0.77,-133.77)  382.12                80
 02/26/2021   22:40:11   (  -0.00,-137.09) (  -0.46,-139.06)  224.85                80