Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 3 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 03/21/2020   06:44:35   (  -0.00,-137.20) (  -0.19,-138.15)  108.00                80
 03/22/2020   06:21:15   (   0.00,-137.20) (   0.90,-133.15)  461.39                80
 03/23/2020   18:40:07   (  -0.00,-137.22) (   0.12,-137.71)   55.92                80
 03/26/2020   06:41:09   (   0.00,-137.21) (   0.00,-137.32)   12.82                80
 03/28/2020   18:39:22   (  -0.00,-137.22) (  -0.07,-136.88)   37.71                80
 03/30/2020   06:58:22   (   0.00,-137.19) (  -0.95,-141.48)  489.22                80
 03/31/2020   06:35:03   (   0.00,-137.17) (   0.14,-136.48)   78.63                80
 04/01/2020   18:53:55   (  -0.00,-137.17) (   0.88,-141.04)  441.54                80
 04/02/2020   18:35:57   (  -0.00,-137.16) (  -0.28,-136.06)  125.95                80