Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 9 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)
 09/22/2018   09:00:10   (  -0.01, -75.21) (  -0.93, -71.33)  443.55                80
 09/23/2018   21:35:49   (   0.00, -75.20) (  -0.90, -79.23)  458.74                80
 09/24/2018   21:24:13   (   0.00, -75.21) (  -0.29, -76.39)  135.59                80
 09/25/2018   21:09:59   (   0.00, -75.22) (   0.37, -73.57)  187.72                80
 09/28/2018   09:33:48   (  -0.00, -75.25) (   0.76, -78.59)  380.78                80
 09/29/2018   09:22:13   (  -0.00, -75.26) (   0.11, -75.76)   57.42                80
 09/30/2018   09:07:59   (  -0.00, -75.27) (  -0.54, -72.94)  265.96                80
 10/02/2018   21:32:02   (   0.00, -75.28) (  -0.63, -78.01)  311.13                80
 10/03/2018   21:17:47   (   0.00, -75.30) (   0.04, -75.19)   12.71                80
 10/04/2018   21:06:13   (  -0.00, -75.31) (   0.71, -72.37)  336.61                80