Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2013 8 20.  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)
 08/21/2013   06:29:25   (   0.23,-134.84) (   0.26,-134.70)   16.03                80
 08/22/2013   18:45:38   (  -0.26,-134.93) (   0.71,-139.27)  495.12                80
 08/23/2013   18:27:39   (  -0.24,-134.95) (  -0.38,-134.28)   76.76                80
 08/25/2013   06:43:59   (   0.27,-134.92) (  -0.64,-138.87)  450.82                80
 08/26/2013   06:26:01   (   0.25,-134.93) (   0.51,-133.88)  120.31                80
 08/27/2013   18:42:13   (  -0.28,-135.01) (   0.51,-138.45)  392.20                80
 08/28/2013   18:24:13   (  -0.26,-135.02) (  -0.59,-133.45)  179.07                80
 08/30/2013   06:40:35   (   0.29,-134.99) (  -0.37,-138.06)  348.90                80
 08/31/2013   06:22:35   (   0.27,-135.00) (   0.73,-133.06)  221.49                80
 09/01/2013   18:38:48   (  -0.29,-135.06) (   0.28,-137.62)  292.51                80
 09/02/2013   18:20:48   (  -0.28,-135.07) (  -0.82,-132.62)  278.09                80