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   18:49:21   (   0.02,-137.21) (   0.50,-139.35)  243.98                80
 02/25/2021   18:26:02   (   0.02,-137.21) (  -0.63,-134.36)  325.03                80
 02/27/2021   06:47:41   (  -0.03,-137.19) (  -0.42,-138.95)  200.27                80
 02/28/2021   06:24:21   (  -0.03,-137.19) (   0.71,-133.96)  368.35                80
 03/01/2021   18:43:13   (   0.03,-137.19) (   0.31,-138.52)  151.15                80
 03/02/2021   18:25:12   (   0.03,-137.18) (  -0.76,-133.51)  417.15                80
 03/04/2021   06:44:12   (  -0.03,-137.15) (  -0.27,-138.11)  109.39                80
 03/05/2021   06:20:52   (  -0.03,-137.14) (   0.86,-133.11)  458.28                80
 03/06/2021   18:39:43   (   0.03,-137.12) (   0.16,-137.67)   62.93                80
 03/09/2021   06:40:43   (  -0.02,-137.07) (  -0.05,-137.27)   23.38                80