Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 8 13.  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)
 08/14/2019   05:52:10   (  -0.02,-128.42) (   0.51,-126.06)  269.15                80
 08/15/2019   18:13:41   (   0.06,-128.44) (   0.57,-130.60)  247.29                80
 08/16/2019   17:50:22   (   0.03,-128.44) (  -0.60,-125.62)  321.80                80
 08/18/2019   06:12:01   (  -0.07,-128.44) (  -0.49,-130.20)  201.61                80
 08/19/2019   05:48:43   (  -0.04,-128.44) (   0.68,-125.22)  366.88                80
 08/20/2019   18:10:13   (   0.08,-128.45) (   0.39,-129.77)  150.40                80
 08/21/2019   17:46:55   (   0.05,-128.45) (  -0.79,-124.79)  418.21                80
 08/23/2019   06:08:34   (  -0.09,-128.44) (  -0.30,-129.37)  105.78                80
 08/24/2019   05:45:15   (  -0.06,-128.43) (   0.81,-124.37)  461.93                80
 08/25/2019   18:06:46   (   0.11,-128.43) (   0.20,-128.93)   57.11                80