Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 2 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)
 02/22/2021   06:51:09   (  -0.02,-137.21) (  -0.62,-139.79)  294.27                80
 02/23/2021   06:27:50   (  -0.02,-137.20) (   0.51,-134.79)  274.54                80
 02/24/2021   18:46:41   (   0.03,-137.20) (   0.50,-139.35)  244.86                80
 02/25/2021   18:28:42   (   0.03,-137.20) (  -0.62,-134.36)  323.71                80
 02/27/2021   06:47:41   (  -0.03,-137.18) (  -0.42,-138.95)  201.96                80
 02/28/2021   06:24:21   (  -0.03,-137.17) (   0.71,-133.96)  366.21                80
 03/01/2021   18:43:13   (   0.03,-137.16) (   0.31,-138.52)  154.49                80
 03/02/2021   18:25:12   (   0.03,-137.15) (  -0.76,-133.51)  413.39                80
 03/04/2021   06:44:13   (  -0.03,-137.12) (  -0.22,-138.12)  113.38                80
 03/05/2021   06:20:52   (  -0.02,-137.10) (   0.85,-133.11)  453.89                80
 03/06/2021   18:39:43   (   0.02,-137.07) (   0.18,-137.67)   68.59                80