Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 3 16.  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)
 03/17/2018   08:34:26   (   0.03, -75.20) (  -0.84, -71.35)  438.89                80
 03/18/2018   21:07:23   (  -0.04, -75.21) (  -0.96, -79.24)  460.29                80
 03/19/2018   20:55:51   (  -0.03, -75.22) (  -0.30, -76.44)  137.99                80
 03/20/2018   20:47:00   (  -0.03, -75.24) (   0.36, -73.63)  184.40                80
 03/23/2018   09:08:22   (   0.03, -75.28) (   0.81, -78.70)  389.58                80
 03/24/2018   08:56:49   (   0.03, -75.30) (   0.19, -75.88)   67.10                80
 03/25/2018   08:42:38   (   0.03, -75.31) (  -0.48, -73.08)  255.60                80
 03/27/2018   21:04:04   (  -0.04, -75.35) (  -0.68, -78.16)  320.94                80
 03/28/2018   20:52:32   (  -0.04, -75.37) (  -0.02, -75.36)    3.15                80
 03/29/2018   20:43:41   (  -0.04, -75.40) (   0.65, -72.55)  325.86                80