Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 7 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2024   06:32:31   (   0.05, -75.20) (   0.35, -76.50)  148.17                80
 07/20/2024   06:11:07   (   0.04, -75.21) (  -0.70, -71.98)  368.24                80
 07/21/2024   18:35:44   (  -0.04, -75.20) (  -0.48, -77.28)  236.31                80
 07/22/2024   18:14:20   (  -0.04, -75.21) (   0.52, -72.75)  280.72                80
 07/24/2024   06:38:47   (   0.04, -75.23) (   0.69, -78.01)  317.44                80
 07/25/2024   06:17:24   (   0.04, -75.24) (  -0.37, -73.49)  200.03                80
 07/26/2024   18:39:20   (  -0.04, -75.25) (  -0.85, -78.78)  403.15                80
 07/27/2024   18:20:36   (  -0.04, -75.26) (   0.17, -74.25)  114.70                80
 07/29/2024   06:45:04   (   0.04, -75.28) (   0.98, -79.52)  482.51                80
 07/30/2024   06:23:39   (   0.03, -75.30) (  -0.04, -74.99)   35.32                80
 08/01/2024   18:29:31   (  -0.01, -75.33) (  -0.13, -75.76)   49.36                80