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, -75.16) (  -0.68, -78.31)  360.53                80
 06/23/2021   23:57:06   (   0.08, -75.15) (  -0.01, -75.44)   34.33                80
 06/24/2021   23:42:41   (   0.08, -75.14) (   0.66, -72.58)  292.13                80
 06/27/2021   12:06:03   (  -0.09, -75.16) (   0.44, -77.48)  264.64                80
 06/28/2021   11:51:38   (  -0.10, -75.16) (  -0.24, -74.61)   62.52                80
 06/29/2021   11:39:54   (  -0.10, -75.16) (  -0.92, -71.75)  389.94                80
 07/02/2021   00:03:34   (   0.10, -75.14) (  -0.25, -76.71)  179.20                80
 07/02/2021   23:49:09   (   0.11, -75.15) (   0.43, -73.85)  148.99                80
 07/03/2021   23:37:24   (   0.11, -75.16) (   1.06, -70.97)  477.25                80
 07/05/2021   12:12:30   (  -0.10, -75.20) (   0.69, -78.74)  403.42                80
 07/06/2021   12:00:45   (  -0.11, -75.21) (   0.07, -75.86)   75.01                80