Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 2 14.  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)
 02/15/2018   12:43:33   (   0.01,-135.42) (  -0.22,-134.50)  105.37                80
 02/16/2018   12:32:01   (   0.01,-135.42) (  -0.85,-131.69)  426.57                80
 02/18/2018   01:07:37   (  -0.01,-135.42) (  -1.00,-139.57)  474.54                80
 02/19/2018   00:56:06   (  -0.01,-135.42) (  -0.29,-136.78)  153.64                80
 02/20/2018   00:41:55   (  -0.01,-135.43) (   0.35,-133.97)  167.18                80
 02/21/2018   00:30:23   (  -0.01,-135.43) (   1.00,-131.16)  487.75                80
 02/22/2018   13:06:00   (   0.01,-135.43) (   0.83,-139.05)  412.70                80
 02/23/2018   12:51:48   (   0.01,-135.43) (   0.19,-136.24)   92.66                80
 02/24/2018   12:42:57   (   0.01,-135.42) (  -0.45,-133.43)  227.20                80
 02/27/2018   01:04:19   (  -0.01,-135.38) (  -0.74,-138.50)  356.24                80
 02/28/2018   00:52:48   (  -0.01,-135.37) (  -0.08,-135.69)   36.87                80