Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-19
TLE Epoch: 2021 6 25.  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)
 06/27/2021   12:06:03   (  -0.09, -75.16) (   0.43, -77.48)  264.84                80
 06/28/2021   11:51:39   (  -0.09, -75.15) (  -0.24, -74.61)   62.27                80
 06/29/2021   11:39:53   (  -0.10, -75.15) (  -0.86, -71.74)  389.55                80
 07/02/2021   00:03:34   (   0.10, -75.13) (  -0.24, -76.72)  180.12                80
 07/02/2021   23:49:08   (   0.10, -75.14) (   0.38, -73.84)  148.00                80
 07/03/2021   23:37:24   (   0.10, -75.15) (   1.07, -70.97)  476.18                80
 07/05/2021   12:12:29   (  -0.10, -75.19) (   0.74, -78.73)  404.33                80
 07/06/2021   12:00:45   (  -0.10, -75.20) (   0.06, -75.87)   75.97                80
 07/07/2021   11:46:20   (  -0.11, -75.21) (  -0.63, -73.00)  252.41                80