Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 3 21.  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)
 03/21/2013   18:30:51   (   0.02,-135.29) (   0.14,-135.93)   73.14                80
 03/22/2013   18:12:52   (   0.02,-135.27) (  -0.98,-130.94)  494.12                80
 03/24/2013   06:31:51   (  -0.02,-135.26) (  -0.05,-135.53)   29.56                80
 03/26/2013   18:29:55   (   0.02,-135.18) (  -0.02,-135.05)   15.76                80
 03/29/2013   06:28:01   (  -0.02,-135.14) (   0.09,-134.57)   64.14                80
 03/30/2013   18:44:00   (   0.01,-135.07) (   0.90,-139.08)  457.23                80
 03/31/2013   18:25:51   (   0.02,-135.03) (  -0.19,-134.04)  113.02                80
 04/02/2013   06:41:54   (  -0.01,-135.01) (  -0.84,-138.56)  405.53                80
 04/03/2013   06:23:43   (  -0.01,-134.97) (   0.31,-133.51)  165.60                80