Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 2 24.  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)
 02/24/2021   18:46:41   (   0.03,-137.21) (   0.48,-139.36)  244.06                80
 02/25/2021   18:28:41   (   0.03,-137.21) (  -0.58,-134.35)  324.70                80
 02/27/2021   06:47:41   (  -0.03,-137.18) (  -0.40,-138.95)  201.31                80
 02/28/2021   06:24:21   (  -0.03,-137.18) (   0.67,-133.95)  367.08                80
 03/01/2021   18:43:12   (   0.03,-137.18) (   0.35,-138.51)  152.75                80
 03/02/2021   18:25:13   (   0.03,-137.16) (  -0.78,-133.52)  415.32                80
 03/04/2021   06:44:12   (  -0.03,-137.13) (  -0.26,-138.11)  111.75                80
 03/05/2021   06:20:52   (  -0.02,-137.11) (   0.87,-133.12)  455.68                80
 03/06/2021   18:39:44   (   0.02,-137.10) (   0.15,-137.68)   65.85                80
 03/09/2021   06:40:44   (  -0.01,-137.03) (  -0.05,-137.28)   27.31                80