Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 12 14.  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)
 12/15/2018   05:57:36   (   0.16,-128.62) (   0.36,-127.73)  100.98                80
 12/16/2018   18:16:29   (  -0.15,-128.60) (   0.69,-132.28)  419.56                80
 12/17/2018   17:58:30   (  -0.15,-128.61) (  -0.42,-127.29)  149.86                80
 12/19/2018   06:17:32   (   0.14,-128.63) (  -0.59,-131.89)  371.61                80
 12/20/2018   05:54:14   (   0.15,-128.62) (   0.53,-126.90)  196.27                80
 12/21/2018   18:13:06   (  -0.14,-128.59) (   0.52,-131.45)  326.54                80
 12/22/2018   17:55:08   (  -0.14,-128.58) (  -0.59,-126.46)  241.88                80
 12/24/2018   06:14:10   (   0.12,-128.60) (  -0.42,-131.06)  280.17                80
 12/25/2018   05:50:52   (   0.13,-128.58) (   0.70,-126.06)  286.89                80
 12/26/2018   18:09:44   (  -0.11,-128.53) (   0.34,-130.62)  237.91                80
 12/27/2018   17:51:46   (  -0.12,-128.52) (  -0.77,-125.62)  329.99                80