Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 12 13.  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)
 12/14/2015   11:24:28   (  -0.09,-135.26) (  -0.25,-134.65)   70.63                80
 12/15/2015   11:13:10   (  -0.08,-135.24) (  -0.84,-131.90)  380.41                80
 12/17/2015   23:32:37   (   0.10,-135.12) (  -0.37,-137.19)  235.75                80
 12/18/2015   23:24:00   (   0.10,-135.09) (   0.24,-134.44)   73.87                80
 12/19/2015   23:12:42   (   0.09,-135.06) (   0.86,-131.70)  383.44                80
 12/22/2015   11:31:59   (  -0.10,-135.02) (   0.31,-136.95)  220.46                80
 12/23/2015   11:23:22   (  -0.10,-134.98) (  -0.29,-134.21)   88.35                80
 12/24/2015   11:12:04   (  -0.09,-134.94) (  -0.89,-131.46)  396.99                80
 12/26/2015   23:31:27   (   0.10,-134.79) (  -0.37,-136.72)  221.48                80