Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 6 17.  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)
 06/18/2021   06:48:40   (  -0.03,-137.20) (  -0.59,-139.80)  295.72                80
 06/19/2021   06:30:40   (  -0.03,-137.20) (   0.49,-134.80)  273.19                80
 06/20/2021   18:46:53   (   0.03,-137.19) (   0.53,-139.36)  247.23                80
 06/21/2021   18:28:54   (   0.03,-137.18) (  -0.62,-134.37)  321.17                80
 06/23/2021   06:45:14   (  -0.03,-137.17) (  -0.45,-138.96)  204.36                80
 06/24/2021   06:27:16   (  -0.03,-137.16) (   0.69,-133.97)  363.41                80
 06/25/2021   18:43:28   (   0.02,-137.14) (   0.33,-138.53)  158.71                80
 06/26/2021   18:25:29   (   0.02,-137.12) (  -0.75,-133.53)  408.72                80
 06/28/2021   06:41:50   (  -0.02,-137.10) (  -0.25,-138.13)  117.60                80
 06/29/2021   06:21:11   (  -0.02,-137.08) (   0.84,-133.13)  449.78                80
 06/30/2021   18:40:03   (   0.02,-137.06) (   0.19,-137.69)   72.76                80