Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 5 28.  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)
 05/28/2019   22:40:27   (   0.01,-137.17) (  -0.40,-139.15)  224.49                80
 05/29/2019   22:24:21   (   0.01,-137.17) (   0.58,-134.61)  291.45                80
 05/31/2019   10:46:09   (  -0.01,-137.18) (   0.59,-139.88)  308.18                80
 06/01/2019   10:24:43   (  -0.02,-137.16) (  -0.40,-135.34)  206.94                80
 06/02/2019   22:46:39   (   0.02,-137.12) (  -0.75,-140.66)  402.21                80
 06/03/2019   22:30:34   (   0.02,-137.11) (   0.24,-136.12)  112.61                80
 06/05/2019   10:52:21   (  -0.02,-137.10) (   0.93,-141.39)  488.32                80
 06/06/2019   10:30:56   (  -0.02,-137.08) (  -0.06,-136.85)   25.81                80
 06/08/2019   22:34:07   (   0.02,-136.99) (  -0.10,-137.62)   71.36                80
 06/09/2019   22:18:01   (   0.02,-136.97) (   0.89,-133.09)  442.66                80
 06/11/2019   10:39:48   (  -0.02,-136.96) (   0.28,-138.36)  159.30                80