Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 3 21.  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)
 03/23/2018   09:08:21   (   0.03, -75.21) (   0.82, -78.70)  398.02                80
 03/24/2018   08:56:49   (   0.03, -75.21) (   0.20, -75.88)   76.45                80
 03/25/2018   08:42:37   (   0.03, -75.22) (  -0.48, -73.07)  245.28                80
 03/27/2018   21:04:03   (  -0.03, -75.23) (  -0.68, -78.16)  333.85                80
 03/28/2018   20:52:31   (  -0.03, -75.24) (  -0.07, -75.34)   11.66                80
 03/29/2018   20:43:39   (  -0.03, -75.26) (   0.59, -72.53)  311.07                80
 04/01/2018   09:04:59   (   0.03, -75.32) (   0.54, -77.60)  260.09                80
 04/02/2018   08:50:47   (   0.03, -75.34) (  -0.10, -74.79)   63.11                80
 04/03/2018   08:39:14   (   0.03, -75.36) (  -0.73, -71.97)  386.45                80