Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 1 19.  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   08:56:42   (   0.03, -75.18) (   0.61, -77.76)  293.76                80
 01/23/2018   08:42:30   (   0.04, -75.19) (  -0.00, -74.95)   27.31                80
 01/24/2018   08:31:00   (   0.04, -75.20) (  -0.67, -72.14)  348.28                80
 01/26/2018   20:52:31   (  -0.04, -75.23) (  -0.49, -77.26)  231.33                80
 01/27/2018   20:43:39   (  -0.04, -75.24) (   0.14, -74.45)   90.18                80
 01/28/2018   20:32:08   (  -0.05, -75.25) (   0.77, -71.64)  411.76                80
 01/30/2018   09:05:00   (   0.05, -75.25) (   1.05, -79.51)  487.03                80
 01/31/2018   08:53:29   (   0.05, -75.26) (   0.38, -76.71)  165.34                80
 02/01/2018   08:39:18   (   0.06, -75.27) (  -0.24, -73.90)  156.57                80
 02/02/2018   08:27:47   (   0.06, -75.29) (  -0.91, -71.10)  478.64                80