Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 8 4.  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)
 08/05/2017   00:22:04   (  -0.39,-134.71) (  -0.30,-134.35)   42.18                80
 08/06/2017   00:10:36   (  -0.39,-134.74) (   0.37,-131.56)  363.94                80
 08/08/2017   12:32:01   (   0.38,-134.85) (   0.78,-136.66)  205.68                80
 08/09/2017   12:17:53   (   0.38,-134.87) (   0.16,-133.86)  115.36                80
 08/10/2017   12:06:25   (   0.38,-134.89) (  -0.53,-131.08)  436.35                80
 08/12/2017   00:39:35   (  -0.37,-134.87) (  -1.34,-139.02)  474.29                80
 08/13/2017   00:28:07   (  -0.38,-134.89) (  -0.67,-136.24)  153.41                80
 08/14/2017   00:19:19   (  -0.38,-134.91) (  -0.05,-133.44)  167.27                80
 08/15/2017   00:07:51   (  -0.38,-134.92) (   0.63,-130.65)  487.77                80
 08/16/2017   12:40:43   (   0.36,-135.00) (   1.19,-138.53)  403.57                80
 08/17/2017   12:29:15   (   0.36,-135.01) (   0.50,-135.75)   83.96                80
 08/18/2017   12:15:07   (   0.36,-135.02) (  -0.12,-132.95)  235.56                80