Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 5 1.  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)
 05/01/2019   22:48:23   (  -0.00,-137.18) (   0.00,-140.83)  406.22                 0
 05/02/2019   22:30:45   (   0.00,-137.18) (   0.22,-136.12)  119.58                80
 05/04/2019   10:52:32   (  -0.00,-137.19) (   0.95,-141.40)  480.17                80
 05/05/2019   10:31:08   (  -0.00,-137.17) (  -0.08,-136.87)   34.92                80
 05/07/2019   22:34:19   (   0.00,-137.12) (  -0.11,-137.64)   59.36                80
 05/08/2019   22:18:13   (   0.00,-137.10) (   0.87,-133.10)  455.23                80
 05/10/2019   10:40:00   (  -0.00,-137.09) (   0.30,-138.37)  146.34                80
 05/11/2019   10:18:36   (   0.00,-137.07) (  -0.74,-133.85)  367.55                80
 05/12/2019   22:40:31   (  -0.01,-137.01) (  -0.49,-139.14)  243.26                80
 05/13/2019   22:24:26   (  -0.01,-136.98) (   0.49,-134.60)  270.75                80
 05/15/2019   10:46:13   (   0.01,-136.97) (   0.68,-139.87)  330.97                80