Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 15.  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)
 04/15/2019   22:46:54   (   0.00,-137.19) (  -0.75,-140.66)  394.92                80
 04/16/2019   22:30:49   (   0.00,-137.19) (   0.22,-136.12)  121.51                80
 04/18/2019   10:52:36   (  -0.00,-137.21) (   0.95,-141.39)  477.15                80
 04/19/2019   10:31:12   (   0.00,-137.20) (  -0.08,-136.87)   38.56                80
 04/21/2019   22:34:23   (   0.00,-137.17) (  -0.12,-137.63)   53.79                80
 04/22/2019   22:18:18   (   0.00,-137.16) (   0.91,-133.11)  461.90                80
 04/24/2019   10:40:05   (   0.00,-137.17) (   0.26,-138.38)  137.72                80
 04/25/2019   10:18:40   (   0.00,-137.15) (  -0.71,-133.84)  377.16                80
 04/26/2019   22:40:36   (   0.00,-137.11) (  -0.46,-139.15)  232.60                80
 04/27/2019   22:24:32   (   0.00,-137.09) (   0.57,-134.62)  282.44                80
 04/29/2019   10:46:19   (  -0.01,-137.10) (   0.61,-139.89)  317.35                80