Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 9 20.  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)
 09/21/2019   10:24:02   (  -0.00,-137.21) (  -0.42,-135.25)  222.61                80
 09/22/2019   22:46:00   (   0.00,-137.20) (  -0.75,-140.56)  382.85                80
 09/23/2019   22:29:55   (   0.01,-137.20) (   0.25,-136.03)  132.54                80
 09/25/2019   10:51:43   (  -0.02,-137.19) (   0.92,-141.30)  469.66                80
 09/26/2019   10:30:19   (  -0.01,-137.18) (  -0.08,-136.77)   45.76                80
 09/28/2019   22:33:32   (   0.00,-137.15) (  -0.07,-137.55)   45.53                80
 09/29/2019   22:17:27   (   0.00,-137.14) (   0.93,-133.02)  469.54                80
 10/01/2019   10:36:36   (   0.00,-137.12) (   0.24,-138.30)  133.41                80
 10/02/2019   10:20:31   (   0.01,-137.10) (  -0.76,-133.76)  381.32                80
 10/03/2019   22:39:47   (  -0.02,-137.08) (  -0.45,-139.06)  226.23                80