Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 9 10.  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)
 09/10/2024   06:36:00   (   0.06, -75.21) (   0.68, -77.84)  301.35                80
 09/11/2024   06:17:15   (   0.06, -75.21) (  -0.38, -73.31)  216.26                80
 09/12/2024   18:39:08   (  -0.05, -75.22) (  -0.82, -78.60)  385.67                80
 09/13/2024   18:23:03   (  -0.04, -75.22) (   0.24, -74.07)  132.23                80
 09/15/2024   06:42:08   (   0.03, -75.23) (   0.93, -79.32)  466.25                80
 09/16/2024   06:26:02   (   0.03, -75.24) (  -0.09, -74.78)   52.16                80
 09/18/2024   18:26:28   (  -0.03, -75.27) (  -0.10, -75.52)   29.43                80
 09/19/2024   18:10:21   (  -0.03, -75.28) (   0.94, -70.98)  489.76                80
 09/21/2024   06:29:25   (   0.03, -75.30) (   0.25, -76.23)  106.82                80
 09/22/2024   06:10:39   (   0.03, -75.31) (  -0.80, -71.70)  412.50                80
 09/23/2024   18:32:31   (  -0.03, -75.34) (  -0.38, -76.98)  186.93                80