Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 4 6.  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)
 04/07/2018   20:40:18   (  -0.02, -75.18) (   0.86, -71.44)  427.83                80
 04/09/2018   09:13:07   (   0.02, -75.19) (   0.97, -79.29)  468.04                80
 04/10/2018   09:01:34   (   0.02, -75.20) (   0.34, -76.48)  146.65                80
 04/11/2018   08:47:22   (   0.03, -75.20) (  -0.30, -73.66)  174.93                80
 04/12/2018   08:35:50   (   0.03, -75.21) (  -1.00, -70.86)  496.60                80
 04/13/2018   21:08:52   (  -0.03, -75.20) (  -0.84, -78.77)  407.01                80
 04/14/2018   20:57:19   (  -0.03, -75.21) (  -0.21, -75.95)   85.04                80
 04/15/2018   20:48:28   (  -0.03, -75.22) (   0.48, -73.15)  237.02                80
 04/18/2018   09:09:41   (   0.02, -75.26) (   0.72, -78.18)  333.97                80
 04/19/2018   08:58:09   (   0.02, -75.27) (   0.07, -75.37)   12.17                80
 04/20/2018   08:43:58   (   0.02, -75.28) (  -0.63, -72.57)  310.47                80