Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 4 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/14/2018   20:57:20   (  -0.03, -75.21) (  -0.18, -75.96)   84.48                80
 04/15/2018   20:48:27   (  -0.03, -75.22) (   0.45, -73.14)  237.67                80
 04/18/2018   09:09:42   (   0.02, -75.26) (   0.69, -78.19)  333.61                80
 04/19/2018   08:58:10   (   0.02, -75.27) (   0.04, -75.37)   11.34                80
 04/20/2018   08:43:57   (   0.02, -75.28) (  -0.60, -72.56)  310.98                80
 04/22/2018   21:05:28   (  -0.02, -75.30) (  -0.57, -77.66)  269.73                80
 04/23/2018   20:56:36   (  -0.03, -75.32) (   0.07, -74.85)   53.12                80
 04/24/2018   20:45:03   (  -0.03, -75.33) (   0.71, -72.03)  376.17                80
 04/27/2018   09:06:16   (   0.03, -75.40) (   0.45, -77.07)  191.19                80