Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2019 9 13.  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)
 09/14/2019   18:15:58   (   0.01,-137.17) (   0.49,-139.28)  240.97                80
 09/15/2019   17:58:00   (   0.00,-137.16) (  -0.64,-134.30)  325.38                80
 09/17/2019   06:17:01   (  -0.00,-137.13) (  -0.40,-138.93)  204.11                80
 09/18/2019   05:53:42   (  -0.00,-137.12) (   0.73,-133.95)  361.87                80
 09/19/2019   18:12:35   (   0.02,-137.10) (   0.33,-138.53)  162.96                80
 09/20/2019   17:54:35   (   0.02,-137.08) (  -0.74,-133.54)  402.60                80
 09/22/2019   06:13:37   (  -0.03,-137.04) (  -0.29,-138.17)  128.41                80
 09/23/2019   05:50:18   (  -0.03,-137.02) (   0.83,-133.19)  436.40                80
 09/24/2019   18:09:10   (   0.02,-136.98) (   0.22,-137.77)   90.54                80
 09/25/2019   17:51:12   (   0.02,-136.95) (  -0.90,-132.80)  473.83                80
 09/27/2019   06:10:13   (  -0.01,-136.90) (  -0.12,-137.42)   58.59                80