Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 7 17.  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)
 07/18/2017   00:25:03   (   0.25,-135.19) (  -0.03,-136.32)  129.20                80
 07/19/2017   00:16:15   (   0.25,-135.17) (   0.62,-133.53)  186.51                80
 07/21/2017   12:37:45   (  -0.27,-135.08) (   0.53,-138.65)  406.70                80
 07/22/2017   12:26:17   (  -0.27,-135.05) (  -0.09,-135.85)   91.65                80
 07/23/2017   12:12:08   (  -0.27,-135.02) (  -0.70,-133.05)  223.34                80
 07/26/2017   00:33:47   (   0.29,-134.93) (  -0.49,-138.20)  373.96                80
 07/27/2017   00:22:20   (   0.29,-134.90) (   0.16,-135.42)   58.97                80
 07/28/2017   00:13:32   (   0.29,-134.87) (   0.82,-132.63)  255.90                80
 07/30/2017   12:34:58   (  -0.30,-134.77) (   0.41,-137.72)  336.75                80
 07/31/2017   12:23:31   (  -0.30,-134.73) (  -0.27,-134.93)   22.45                80