Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2019 7 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 07/21/2019   06:17:42   (   0.01,-137.19) (  -0.22,-138.27)  123.10                80
 07/22/2019   05:54:23   (   0.01,-137.19) (   0.87,-133.29)  444.10                80
 07/23/2019   18:13:15   (  -0.01,-137.20) (   0.14,-137.88)   77.42                80
 07/24/2019   17:55:16   (  -0.01,-137.19) (  -0.95,-132.89)  489.59                80
 07/26/2019   06:14:17   (   0.01,-137.16) (  -0.08,-137.51)   40.06                80
 07/28/2019   18:12:30   (  -0.01,-137.14) (  -0.00,-137.11)    3.29                80
 07/31/2019   06:08:12   (   0.01,-137.09) (   0.07,-136.75)   37.64                80
 08/01/2019   18:27:04   (  -0.01,-137.06) (   0.93,-141.34)  487.23                80
 08/02/2019   18:09:05   (  -0.02,-137.04) (  -0.15,-136.35)   77.96                80