Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 12 10.  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)
 12/12/2019   06:12:22   (   0.15,-128.09) (  -0.34,-130.20)  240.47                80
 12/13/2019   05:49:04   (   0.15,-128.06) (   0.79,-125.21)  324.80                80
 12/14/2019   18:07:56   (  -0.14,-128.00) (   0.25,-129.77)  200.85                80
 12/15/2019   17:49:58   (  -0.14,-127.97) (  -0.88,-124.78)  364.35                80
 12/17/2019   06:08:58   (   0.12,-127.92) (  -0.21,-129.36)  164.54                80
 12/18/2019   05:45:40   (   0.13,-127.88) (   0.92,-124.37)  400.13                80
 12/19/2019   18:04:32   (  -0.12,-127.81) (   0.11,-128.92)  126.47                80
 12/20/2019   17:46:32   (  -0.12,-127.77) (  -0.96,-123.92)  438.31                80
 12/22/2019   06:05:34   (   0.11,-127.72) (  -0.07,-128.52)   90.98                80
 12/23/2019   05:42:15   (   0.12,-127.68) (   1.06,-123.53)  473.18                80
 12/24/2019   18:03:47   (  -0.10,-127.60) (   0.03,-128.07)   54.54                80