Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 1 20.  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)
 01/22/2018   08:56:41   (   0.03, -75.19) (   0.64, -77.75)  293.14                80
 01/23/2018   08:42:31   (   0.03, -75.20) (  -0.02, -74.95)   27.86                80
 01/24/2018   08:31:00   (   0.03, -75.20) (  -0.69, -72.15)  348.91                80
 01/26/2018   20:52:30   (  -0.03, -75.23) (  -0.53, -77.25)  230.88                80
 01/27/2018   20:43:39   (  -0.04, -75.24) (   0.16, -74.45)   90.65                80
 01/28/2018   20:32:08   (  -0.04, -75.25) (   0.79, -71.64)  412.21                80
 01/30/2018   09:05:00   (   0.05, -75.26) (   1.03, -79.52)  486.23                80
 01/31/2018   08:53:30   (   0.05, -75.27) (   0.36, -76.72)  164.54                80
 02/01/2018   08:39:18   (   0.05, -75.28) (  -0.26, -73.90)  157.38                80
 02/02/2018   08:27:48   (   0.05, -75.30) (  -0.93, -71.10)  479.48                80