Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 10 2.  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)
 10/03/2023   18:08:43   (  -0.05, -75.22) (   0.86, -71.14)  464.53                80
 10/05/2023   06:30:30   (   0.04, -75.21) (   0.29, -76.41)  136.89                80
 10/06/2023   06:09:05   (   0.04, -75.21) (  -0.70, -71.87)  379.83                80
 10/07/2023   18:31:01   (  -0.03, -75.22) (  -0.46, -77.18)  223.08                80
 10/08/2023   18:14:56   (  -0.03, -75.23) (   0.54, -72.65)  294.21                80
 10/10/2023   06:36:43   (   0.02, -75.24) (   0.60, -77.92)  305.58                80
 10/11/2023   06:15:17   (   0.02, -75.25) (  -0.40, -73.39)  212.18                80
 10/12/2023   18:37:13   (  -0.02, -75.27) (  -0.79, -78.69)  389.24                80
 10/13/2023   18:21:07   (  -0.02, -75.29) (   0.21, -74.15)  129.13                80
 10/15/2023   06:42:55   (   0.02, -75.31) (   0.91, -79.43)  469.05                80
 10/16/2023   06:21:29   (   0.02, -75.32) (  -0.10, -74.89)   49.45                80