Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 1 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)
 01/11/2020   18:32:02   (   0.02,-137.20) (  -0.44,-135.18)  230.41                80
 01/13/2020   06:48:23   (  -0.02,-137.17) (  -0.60,-139.77)  296.67                80
 01/14/2020   06:30:25   (  -0.02,-137.16) (   0.53,-134.78)  271.37                80
 01/15/2020   18:46:36   (   0.02,-137.15) (   0.53,-139.33)  248.72                80
 01/16/2020   18:28:37   (   0.03,-137.14) (  -0.61,-134.34)  319.09                80
 01/18/2020   06:44:59   (  -0.02,-137.10) (  -0.43,-138.94)  208.89                80
 01/19/2020   06:26:59   (  -0.03,-137.09) (   0.65,-133.94)  358.47                80
 01/20/2020   18:43:11   (   0.02,-137.07) (   0.35,-138.50)  162.86                80
 01/21/2020   18:25:13   (   0.02,-137.05) (  -0.79,-133.51)  404.19                80
 01/23/2020   06:41:34   (  -0.02,-137.01) (  -0.24,-138.11)  124.84                80
 01/24/2020   06:23:35   (  -0.03,-136.98) (   0.84,-133.11)  441.95                80