Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 10 24.  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)
 10/25/2017   12:38:06   (   0.02,-135.09) (   0.39,-136.59)  171.72                80
 10/26/2017   12:29:17   (   0.02,-135.05) (  -0.25,-133.79)  144.29                80
 10/27/2017   12:17:48   (   0.03,-135.02) (  -0.90,-130.99)  460.16                80
 10/29/2017   00:48:06   (   0.01,-134.86) (  -0.90,-138.90)  460.41                80
 10/30/2017   00:36:35   (   0.00,-134.82) (  -0.31,-136.08)  144.81                80
 10/31/2017   00:27:46   (  -0.00,-134.78) (   0.33,-133.28)  170.65                80
 11/01/2017   00:16:16   (  -0.01,-134.74) (   0.98,-130.48)  486.02                80
 11/02/2017   12:46:37   (  -0.03,-134.78) (   0.79,-138.41)  413.49                80
 11/03/2017   12:35:06   (  -0.02,-134.73) (   0.19,-135.59)   98.50                80
 11/04/2017   12:26:17   (  -0.01,-134.69) (  -0.47,-132.80)  216.25                80
 11/07/2017   00:45:05   (   0.04,-134.45) (  -0.76,-137.89)  392.59                80