Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 1 25.  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)
 01/26/2018   00:28:38   (   0.05,-134.95) (   0.83,-131.53)  391.08                80
 01/27/2018   13:01:30   (  -0.04,-135.04) (   0.95,-139.41)  498.05                80
 01/28/2018   12:50:00   (  -0.04,-135.08) (   0.29,-136.61)  174.11                80
 01/29/2018   12:41:08   (  -0.03,-135.11) (  -0.32,-133.79)  149.75                80
 01/30/2018   12:29:38   (  -0.03,-135.14) (  -0.99,-130.99)  473.45                80
 02/01/2018   01:02:37   (   0.01,-135.15) (  -0.86,-138.89)  427.92                80
 02/02/2018   00:51:06   (   0.01,-135.18) (  -0.22,-136.08)  104.21                80
 02/03/2018   00:36:55   (   0.01,-135.20) (   0.47,-133.29)  219.36                80
 02/05/2018   12:58:18   (  -0.01,-135.31) (   0.69,-138.36)  349.05                80
 02/06/2018   12:49:26   (  -0.01,-135.33) (   0.07,-135.55)   26.07                80
 02/07/2018   12:37:56   (  -0.01,-135.36) (  -0.60,-132.75)  297.26                80