Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 8 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)
 08/19/2018   06:41:52   (  -0.08,-135.00) (  -0.75,-138.01)  343.47                80
 08/20/2018   06:18:32   (  -0.05,-134.96) (   0.36,-133.01)  221.14                80
 08/21/2018   18:40:01   (   0.09,-134.95) (   0.68,-137.57)  298.27                80
 08/22/2018   18:16:40   (   0.06,-134.91) (  -0.43,-132.57)  265.98                80
 08/24/2018   06:38:19   (  -0.11,-134.80) (  -0.65,-137.16)  268.85                80
 08/25/2018   06:14:59   (  -0.08,-134.76) (   0.52,-132.17)  295.07                80
 08/26/2018   18:36:28   (   0.12,-134.74) (   0.57,-136.71)  225.27                80
 08/27/2018   18:13:08   (   0.09,-134.70) (  -0.60,-131.73)  338.42                80
 08/29/2018   06:34:45   (  -0.13,-134.58) (  -0.54,-136.30)  197.23                80
 08/30/2018   06:11:26   (  -0.10,-134.53) (   0.63,-131.32)  366.09                80
 08/31/2018   18:32:54   (   0.15,-134.50) (   0.47,-135.86)  155.39                80