Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2019 12 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)
 12/21/2019   17:51:47   (   0.03,-137.22) (  -0.60,-134.31)  331.23                80
 12/23/2019   06:08:08   (  -0.03,-137.20) (  -0.40,-138.94)  197.50                80
 12/24/2019   05:50:09   (  -0.03,-137.20) (   0.69,-133.95)  369.38                80
 12/25/2019   18:06:20   (   0.03,-137.19) (   0.36,-138.54)  154.17                80
 12/26/2019   17:48:21   (   0.04,-137.18) (  -0.73,-133.55)  412.48                80
 12/28/2019   06:04:42   (  -0.04,-137.15) (  -0.27,-138.18)  117.11                80
 12/29/2019   05:46:43   (  -0.05,-137.14) (   0.83,-133.20)  449.29                80
 12/30/2019   18:02:55   (   0.06,-137.13) (   0.17,-137.79)   75.00                80
 12/31/2019   17:44:54   (   0.06,-137.12) (  -0.86,-132.80)  491.27                80
 01/02/2020   06:01:16   (  -0.06,-137.09) (  -0.13,-137.43)   38.97                80