Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 1 28.  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)
 01/29/2018   12:38:28   (  -0.04,-135.11) (  -0.35,-133.80)  149.72                80
 01/30/2018   12:26:58   (  -0.03,-135.14) (  -1.02,-131.00)  473.47                80
 02/01/2018   01:02:37   (   0.02,-135.15) (  -0.83,-138.90)  427.97                80
 02/02/2018   00:51:06   (   0.01,-135.18) (  -0.20,-136.09)  104.17                80
 02/03/2018   00:36:54   (   0.01,-135.20) (   0.44,-133.28)  219.47                80
 02/05/2018   13:00:57   (  -0.01,-135.31) (   0.72,-138.36)  348.62                80
 02/06/2018   12:49:27   (  -0.01,-135.33) (   0.04,-135.56)   25.36                80
 02/07/2018   12:35:16   (  -0.01,-135.36) (  -0.64,-132.76)  297.82                80
 02/10/2018   00:59:22   (  -0.01,-135.38) (  -0.56,-137.84)  280.45                80
 02/11/2018   00:45:11   (  -0.01,-135.40) (   0.09,-135.03)   42.43                80