Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 6 22.  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)
 06/23/2021   00:08:50   (   0.07, -75.15) (  -0.66, -78.32)  361.40                80
 06/23/2021   23:57:06   (   0.08, -75.14) (   0.01, -75.45)   35.51                80
 06/24/2021   23:42:42   (   0.08, -75.13) (   0.68, -72.58)  290.47                80
 06/27/2021   12:06:02   (  -0.09, -75.14) (   0.48, -77.47)  267.36                80
 06/28/2021   11:51:38   (  -0.10, -75.13) (  -0.20, -74.61)   59.46                80
 06/29/2021   11:39:53   (  -0.10, -75.13) (  -0.88, -71.74)  386.46                80
 07/02/2021   00:03:33   (   0.10, -75.10) (  -0.29, -76.71)  183.59                80
 07/02/2021   23:49:09   (   0.11, -75.11) (   0.39, -73.84)  144.19                80
 07/03/2021   23:37:24   (   0.11, -75.11) (   1.07, -70.98)  472.07                80
 07/05/2021   12:12:30   (  -0.10, -75.15) (   0.73, -78.73)  409.24                80