Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 1 20.  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)
 01/21/2015   23:15:56   (   0.10,-134.45) (  -0.83,-138.54)  466.19                80
 01/22/2015   23:04:48   (   0.10,-134.40) (  -0.21,-135.84)  163.92                80
 01/23/2015   22:56:20   (   0.10,-134.35) (   0.35,-133.13)  138.29                80
 01/24/2015   22:45:12   (   0.09,-134.29) (   0.96,-130.43)  440.34                80
 01/26/2015   11:18:43   (  -0.10,-134.26) (   0.88,-138.50)  484.23                80
 01/27/2015   11:07:35   (  -0.09,-134.20) (   0.30,-135.79)  182.40                80
 01/28/2015   10:53:48   (  -0.09,-134.14) (  -0.34,-133.10)  119.40                80
 01/29/2015   10:42:39   (  -0.09,-134.08) (  -0.92,-130.39)  421.05                80
 01/31/2015   23:05:06   (   0.08,-133.88) (  -0.33,-135.77)  215.24                80
 02/01/2015   22:56:37   (   0.08,-133.81) (   0.24,-133.06)   86.07                80
 02/02/2015   22:45:30   (   0.08,-133.75) (   0.87,-130.36)  387.28                80