Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 4 29.  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)
 04/29/2019   10:46:19   (   0.00,-137.21) (   0.62,-139.88)  305.51                80
 04/30/2019   10:24:54   (   0.00,-137.20) (  -0.42,-135.36)  210.38                80
 05/01/2019   22:46:50   (  -0.00,-137.18) (  -0.76,-140.66)  396.43                80
 05/02/2019   22:30:45   (  -0.00,-137.18) (   0.22,-136.13)  119.53                80
 05/04/2019   10:52:32   (  -0.00,-137.18) (   0.95,-141.40)  480.28                80
 05/05/2019   10:31:08   (  -0.01,-137.17) (  -0.09,-136.87)   34.68                80
 05/07/2019   22:34:19   (   0.02,-137.12) (  -0.11,-137.64)   59.83                80
 05/08/2019   22:18:13   (   0.01,-137.10) (   0.88,-133.10)  455.08                80
 05/10/2019   10:40:01   (  -0.00,-137.09) (   0.30,-138.37)  146.45                80
 05/11/2019   10:18:36   (   0.00,-137.07) (  -0.74,-133.85)  367.51                80
 05/12/2019   22:40:31   (  -0.00,-137.01) (  -0.48,-139.14)  243.50                80