Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 1 3.  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)
 01/03/2015   23:15:12   (   0.11,-135.16) (  -0.66,-138.64)  397.36                80
 01/04/2015   23:04:04   (   0.11,-135.13) (  -0.08,-135.94)   92.09                80
 01/05/2015   22:55:37   (   0.10,-135.11) (   0.50,-133.24)  213.04                80
 01/08/2015   11:15:25   (  -0.11,-135.09) (   0.72,-138.62)  403.65                80
 01/09/2015   11:04:18   (  -0.11,-135.06) (   0.07,-135.94)   98.89                80
 01/10/2015   10:55:51   (  -0.11,-135.04) (  -0.52,-133.23)  205.81                80
 01/12/2015   23:15:36   (   0.11,-134.91) (  -0.74,-138.60)  421.44                80
 01/13/2015   23:04:28   (   0.11,-134.88) (  -0.14,-135.90)  117.21                80
 01/14/2015   22:56:01   (   0.10,-134.84) (   0.46,-133.20)  186.87                80
 01/15/2015   22:44:53   (   0.10,-134.81) (   1.06,-130.50)  490.73                80
 01/17/2015   11:15:48   (  -0.10,-134.80) (   0.73,-138.59)  432.08                80