Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 03/16/2018   06:13:22   (  -0.01,-135.02) (   0.61,-132.12)  329.86                80
 03/17/2018   18:29:32   (   0.00,-134.98) (   0.35,-136.69)  193.99                80
 03/18/2018   18:11:29   (   0.01,-134.94) (  -0.69,-131.68)  371.69                80
 03/20/2018   06:27:47   (  -0.00,-134.87) (  -0.30,-136.28)  159.96                80
 03/21/2018   06:09:46   (  -0.01,-134.83) (   0.80,-131.28)  405.19                80
 03/22/2018   18:25:54   (  -0.00,-134.78) (   0.22,-135.84)  120.17                80
 03/23/2018   18:07:53   (   0.00,-134.73) (  -0.89,-130.84)  444.36                80
 03/25/2018   06:24:10   (   0.01,-134.65) (  -0.16,-135.43)   89.03                80
 03/26/2018   06:06:09   (   0.00,-134.60) (   0.94,-130.43)  475.11                80
 03/27/2018   18:22:17   (  -0.01,-134.54) (   0.08,-134.99)   51.45                80