Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 2 8.  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)
 02/10/2018   00:59:22   (   0.01,-135.35) (  -0.57,-137.84)  284.12                80
 02/11/2018   00:45:11   (  -0.00,-135.36) (   0.07,-135.03)   38.18                80
 02/12/2018   00:33:39   (  -0.01,-135.38) (   0.71,-132.22)  360.37                80
 02/14/2018   12:55:04   (   0.01,-135.42) (   0.43,-137.31)  215.04                80
 02/15/2018   12:43:33   (   0.01,-135.43) (  -0.20,-134.50)  106.43                80
 02/16/2018   12:32:01   (   0.01,-135.44) (  -0.84,-131.68)  427.77                80
 02/18/2018   01:07:37   (  -0.01,-135.43) (  -0.95,-139.59)  473.77                80
 02/19/2018   00:56:06   (  -0.01,-135.43) (  -0.30,-136.78)  152.70                80
 02/20/2018   00:41:55   (  -0.01,-135.44) (   0.34,-133.97)  168.23                80
 02/21/2018   00:30:23   (  -0.01,-135.44) (   0.99,-131.16)  488.94                80
 02/22/2018   13:03:19   (   0.01,-135.45) (   0.85,-139.05)  410.89                80