Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 11 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 11/19/2020   06:13:09   (  -0.22,-127.56) (  -0.98,-130.92)  382.62                80
 11/20/2020   05:55:10   (  -0.23,-127.61) (   0.17,-125.93)  191.36                80
 11/21/2020   18:11:23   (   0.23,-127.63) (   0.87,-130.49)  326.30                80
 11/22/2020   17:53:23   (   0.23,-127.67) (  -0.22,-125.49)  247.59                80
 11/24/2020   06:09:45   (  -0.23,-127.78) (  -0.74,-130.10)  264.20                80
 11/25/2020   05:51:45   (  -0.23,-127.82) (   0.36,-125.10)  309.65                80
 11/26/2020   18:07:58   (   0.23,-127.84) (   0.62,-129.67)  208.36                80
 11/27/2020   17:49:59   (   0.23,-127.88) (  -0.47,-124.67)  365.14                80
 11/29/2020   06:06:19   (  -0.23,-127.98) (  -0.54,-129.27)  147.65                80
 11/30/2020   05:48:21   (  -0.23,-128.02) (   0.61,-124.28)  425.61                80
 12/01/2020   18:04:33   (   0.23,-128.02) (   0.42,-128.84)   93.52                80