Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2017 11 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)
 11/15/2017   18:14:29   (  -0.22,-134.86) (  -1.08,-130.91)  449.64                80
 11/17/2017   06:33:30   (   0.22,-134.95) (   0.12,-135.52)   64.86                80
 11/19/2017   18:29:02   (  -0.21,-135.01) (  -0.20,-135.08)    7.76                80
 11/22/2017   06:27:23   (   0.20,-135.13) (   0.29,-134.68)   50.64                80
 11/23/2017   18:46:14   (  -0.19,-135.14) (   0.73,-139.24)  467.43                80
 11/24/2017   18:28:15   (  -0.19,-135.17) (  -0.39,-134.25)  105.27                80
 11/26/2017   06:47:15   (   0.18,-135.25) (  -0.64,-138.84)  408.96                80
 11/27/2017   06:23:56   (   0.18,-135.28) (   0.48,-133.84)  162.61                80
 11/28/2017   18:42:47   (  -0.17,-135.27) (   0.54,-138.40)  357.18                80