Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 4 10.  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)
 04/11/2020   18:47:03   (   0.03,-137.22) (   0.54,-139.38)  246.63                80
 04/12/2020   18:29:05   (   0.03,-137.21) (  -0.62,-134.39)  321.92                80
 04/14/2020   06:48:05   (  -0.03,-137.18) (  -0.42,-138.99)  205.32                80
 04/15/2020   06:24:45   (  -0.02,-137.18) (   0.68,-133.99)  362.82                80
 04/16/2020   18:43:38   (   0.02,-137.18) (   0.32,-138.56)  156.15                80
 04/17/2020   18:25:38   (   0.02,-137.18) (  -0.78,-133.56)  411.97                80
 04/19/2020   06:44:39   (  -0.02,-137.14) (  -0.26,-138.15)  115.73                80
 04/20/2020   06:21:19   (  -0.02,-137.13) (   0.84,-133.16)  452.13                80
 04/21/2020   18:40:11   (   0.02,-137.13) (   0.14,-137.72)   67.48                80
 04/24/2020   06:41:12   (  -0.02,-137.07) (  -0.08,-137.32)   28.48                80