Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 4 14.  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)
 04/14/2021   06:49:18   (  -0.04,-137.20) (  -0.46,-138.95)  199.81                80
 04/15/2021   06:26:00   (  -0.04,-137.20) (   0.71,-133.96)  369.09                80
 04/16/2021   18:47:31   (   0.04,-137.20) (   0.35,-138.52)  150.75                80
 04/17/2021   18:24:12   (   0.03,-137.19) (  -0.76,-133.52)  417.67                80
 04/19/2021   06:45:52   (  -0.03,-137.17) (  -0.27,-138.12)  108.28                80
 04/20/2021   06:22:34   (  -0.03,-137.17) (   0.90,-133.14)  459.64                80
 04/21/2021   18:41:25   (   0.03,-137.15) (   0.14,-137.69)   61.48                80
 04/24/2021   06:42:26   (  -0.02,-137.11) (  -0.06,-137.30)   20.79                80
 04/26/2021   18:40:38   (   0.02,-137.08) (  -0.02,-136.86)   24.53                80