Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 6 30.  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)
 07/02/2021   00:03:33   (   0.09, -75.12) (  -0.30, -76.70)  180.99                80
 07/02/2021   23:49:08   (   0.10, -75.13) (   0.38, -73.83)  146.89                80
 07/03/2021   23:37:24   (   0.10, -75.13) (   1.06, -70.97)  474.82                80
 07/05/2021   12:12:29   (  -0.09, -75.17) (   0.75, -78.73)  406.18                80
 07/06/2021   12:00:45   (  -0.10, -75.18) (   0.07, -75.86)   78.10                80
 07/07/2021   11:46:20   (  -0.10, -75.19) (  -0.61, -73.00)  250.00                80
 07/10/2021   00:10:00   (   0.11, -75.18) (  -0.52, -77.97)  318.15                80
 07/10/2021   23:58:15   (   0.11, -75.19) (   0.11, -75.09)   10.65                80
 07/11/2021   23:43:50   (   0.12, -75.20) (   0.80, -72.23)  338.90                80