Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2013 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 08/21/2013   22:28:34   (  -0.43,-134.87) (   0.25,-131.76)  354.26                80
 08/24/2013   10:51:49   (   0.42,-134.95) (   0.98,-137.36)  274.69                80
 08/25/2013   10:38:21   (   0.42,-134.97) (   0.37,-134.75)   25.42                80
 08/26/2013   10:27:32   (   0.42,-134.98) (  -0.24,-132.13)  325.45                80
 08/28/2013   22:50:46   (  -0.41,-134.97) (  -1.02,-137.73)  314.01                80
 08/29/2013   22:39:58   (  -0.41,-134.98) (  -0.42,-135.11)   14.38                80
 08/30/2013   22:31:49   (  -0.40,-134.99) (   0.19,-132.50)  285.30                80
 09/02/2013   10:55:01   (   0.38,-135.07) (   1.08,-138.08)  344.46                80
 09/03/2013   10:44:12   (   0.38,-135.07) (   0.46,-135.47)   45.33                80