Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 26.  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)
 04/26/2019   22:40:37   (   0.00,-137.19) (  -0.42,-139.15)  223.07                80
 04/27/2019   22:24:31   (   0.00,-137.19) (   0.55,-134.61)  293.52                80
 04/29/2019   10:46:19   (  -0.00,-137.21) (   0.62,-139.88)  305.68                80
 04/30/2019   10:24:54   (  -0.00,-137.20) (  -0.42,-135.36)  210.19                80
 05/01/2019   22:46:51   (   0.00,-137.18) (  -0.76,-140.67)  396.90                80
 05/02/2019   22:30:45   (   0.00,-137.18) (   0.22,-136.13)  119.05                80
 05/04/2019   10:52:32   (  -0.01,-137.18) (   0.95,-141.40)  480.55                80
 05/05/2019   10:31:08   (  -0.01,-137.17) (  -0.09,-136.87)   34.35                80
 05/07/2019   22:34:19   (   0.02,-137.11) (  -0.10,-137.64)   60.28                80
 05/08/2019   22:18:14   (   0.02,-137.10) (   0.94,-133.12)  454.40                80