Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 5 11.  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)
 05/11/2020   18:29:06   (   0.03,-137.21) (  -0.62,-134.41)  319.39                80
 05/13/2020   06:48:06   (  -0.03,-137.19) (  -0.44,-139.00)  206.47                80
 05/14/2020   06:24:47   (  -0.02,-137.19) (   0.67,-134.01)  362.46                80
 05/15/2020   18:43:38   (   0.02,-137.20) (   0.35,-138.57)  155.78                80
 05/16/2020   18:25:40   (   0.02,-137.20) (  -0.82,-133.58)  413.10                80
 05/18/2020   06:44:40   (  -0.02,-137.18) (  -0.23,-138.18)  113.17                80
 05/19/2020   06:21:21   (  -0.02,-137.18) (   0.87,-133.18)  455.35                80
 05/20/2020   18:40:12   (   0.01,-137.18) (   0.14,-137.74)   63.78                80
 05/23/2020   06:41:13   (  -0.01,-137.14) (  -0.08,-137.34)   23.47                80