Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 3 2.  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)
 03/03/2018   13:02:41   (   0.05,-135.35) (   0.64,-137.96)  297.63                80
 03/04/2018   12:48:30   (   0.05,-135.34) (  -0.02,-135.15)   21.71                80
 03/05/2018   12:36:59   (   0.04,-135.32) (  -0.67,-132.34)  340.75                80
 03/08/2018   00:58:20   (  -0.05,-135.27) (  -0.57,-137.40)  244.79                80
 03/09/2018   00:49:29   (  -0.05,-135.25) (   0.08,-134.59)   73.92                80
 03/10/2018   00:37:57   (  -0.05,-135.23) (   0.74,-131.79)  392.41                80
 03/12/2018   12:59:21   (   0.05,-135.18) (   0.46,-136.86)  192.35                80
 03/13/2018   12:45:10   (   0.06,-135.16) (  -0.21,-134.06)  125.81                80
 03/14/2018   12:33:37   (   0.06,-135.13) (  -0.82,-131.23)  443.85                80
 03/16/2018   01:06:33   (  -0.06,-135.07) (  -1.01,-139.12)  462.70                80