Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2024 1 11.  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)
 01/11/2024   18:31:48   (   0.03, -75.22) (  -0.45, -77.35)  243.46                80
 01/12/2024   18:15:42   (   0.03, -75.22) (   0.55, -72.81)  274.06                80
 01/14/2024   06:37:30   (  -0.03, -75.23) (   0.61, -78.08)  325.36                80
 01/15/2024   06:16:04   (  -0.03, -75.24) (  -0.39, -73.54)  192.51                80
 01/16/2024   18:38:00   (   0.04, -75.26) (  -0.74, -78.86)  408.72                80
 01/17/2024   18:21:55   (   0.03, -75.28) (   0.26, -74.32)  109.83                80
 01/19/2024   06:43:41   (  -0.03, -75.30) (   0.94, -79.58)  487.75                80
 01/20/2024   06:22:16   (  -0.02, -75.32) (  -0.07, -75.04)   31.01                80
 01/22/2024   18:25:26   (  -0.00, -75.36) (  -0.09, -75.80)   49.92                80
 01/23/2024   18:09:20   (  -0.02, -75.38) (   0.92, -71.27)  469.50                80