Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 4 9.  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)
 04/09/2021   23:30:44   (  -0.02, -75.18) (   0.59, -72.57)  298.15                80
 04/12/2021   11:54:16   (   0.03, -75.23) (   0.59, -77.50)  260.39                80
 04/13/2021   11:39:54   (   0.02, -75.23) (  -0.13, -74.65)   67.30                80
 04/14/2021   11:28:10   (   0.02, -75.24) (  -0.80, -71.79)  394.95                80
 04/16/2021   00:03:26   (  -0.03, -75.22) (  -1.05, -79.58)  497.78                80
 04/16/2021   23:51:43   (  -0.02, -75.23) (  -0.37, -76.72)  169.83                80
 04/17/2021   23:37:19   (  -0.02, -75.24) (   0.31, -73.86)  158.20                80
 04/18/2021   23:25:36   (  -0.02, -75.25) (   0.99, -71.00)  486.32                80
 04/20/2021   12:00:53   (   0.02, -75.30) (   0.81, -78.80)  399.24                80
 04/21/2021   11:49:10   (   0.02, -75.32) (   0.14, -75.94)   70.92                80
 04/22/2021   11:34:46   (   0.02, -75.33) (  -0.53, -73.08)  257.65                80