Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 4 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 04/06/2021   18:54:24   (   0.04,-137.22) (   0.73,-140.17)  337.10                80
 04/07/2021   18:31:06   (   0.04,-137.22) (  -0.44,-135.19)  231.74                80
 04/09/2021   06:52:45   (  -0.04,-137.20) (  -0.62,-139.78)  293.88                80
 04/10/2021   06:29:26   (  -0.04,-137.20) (   0.48,-134.78)  274.85                80
 04/11/2021   18:50:58   (   0.04,-137.21) (   0.54,-139.35)  244.27                80
 04/12/2021   18:27:38   (   0.04,-137.20) (  -0.57,-134.35)  324.21                80
 04/14/2021   06:49:19   (  -0.04,-137.18) (  -0.44,-138.95)  202.42                80
 04/15/2021   06:25:59   (  -0.04,-137.17) (   0.66,-133.95)  365.50                80
 04/16/2021   18:44:52   (   0.03,-137.16) (   0.34,-138.52)  154.96                80
 04/17/2021   18:26:52   (   0.03,-137.15) (  -0.77,-133.53)  412.44                80
 04/19/2021   06:43:12   (  -0.03,-137.11) (  -0.25,-138.12)  115.87                80