Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2018 4 27.  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)
 04/28/2018   08:52:03   (   0.00, -75.20) (  -0.22, -74.25)  108.19                80
 04/29/2018   08:40:31   (   0.00, -75.20) (  -0.87, -71.44)  429.97                80
 04/30/2018   21:13:34   (  -0.00, -75.19) (  -0.98, -79.35)  475.14                80
 05/01/2018   21:02:02   (  -0.00, -75.20) (  -0.34, -76.54)  153.01                80
 05/02/2018   20:53:09   (  -0.01, -75.21) (   0.31, -73.72)  169.32                80
 05/03/2018   20:41:37   (  -0.01, -75.22) (   0.97, -70.91)  491.73                80
 05/05/2018   09:14:21   (   0.02, -75.26) (   0.85, -78.75)  399.39                80
 05/06/2018   09:02:49   (   0.02, -75.27) (   0.20, -75.94)   76.68                80
 05/07/2018   08:48:36   (   0.02, -75.29) (  -0.45, -73.12)  246.16                80
 05/09/2018   21:10:08   (  -0.02, -75.31) (  -0.67, -78.24)  334.59                80
 05/10/2018   20:58:35   (  -0.02, -75.32) (  -0.07, -75.42)   11.46                80