Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 6 18.  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)
 06/19/2018   08:56:54   (  -0.00, -75.20) (  -0.50, -73.07)  242.82                80
 06/21/2018   21:15:34   (  -0.01, -75.20) (  -0.70, -78.13)  334.86                80
 06/22/2018   21:04:00   (  -0.01, -75.20) (  -0.06, -75.31)   12.88                80
 06/23/2018   20:55:08   (  -0.00, -75.21) (   0.64, -72.50)  309.77                80
 06/26/2018   09:16:28   (  -0.02, -75.24) (   0.51, -77.56)  265.52                80
 06/27/2018   09:02:14   (  -0.02, -75.25) (  -0.12, -74.74)   57.19                80
 06/28/2018   08:50:42   (  -0.02, -75.26) (  -0.82, -71.93)  380.00                80
 06/30/2018   21:11:59   (   0.02, -75.28) (  -0.40, -76.98)  194.19                80
 07/01/2018   21:03:07   (   0.02, -75.30) (   0.31, -74.17)  129.38                80