Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 11 5.  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)
 11/06/2023   06:30:51   (   0.02, -75.21) (   0.33, -76.50)  147.79                80
 11/07/2023   06:09:28   (   0.02, -75.22) (  -0.67, -71.98)  368.74                80
 11/08/2023   18:31:27   (  -0.02, -75.24) (  -0.47, -77.30)  233.98                80
 11/09/2023   18:15:23   (  -0.02, -75.26) (   0.54, -72.77)  283.19                80
 11/11/2023   06:37:13   (   0.01, -75.26) (   0.66, -78.04)  317.37                80
 11/12/2023   06:15:49   (   0.02, -75.28) (  -0.35, -73.52)  199.87                80
 11/13/2023   18:37:48   (  -0.01, -75.31) (  -0.83, -78.83)  402.38                80
 11/14/2023   18:21:44   (  -0.02, -75.32) (   0.19, -74.30)  115.08                80
 11/16/2023   06:43:34   (   0.01, -75.33) (   0.94, -79.59)  484.99                80
 11/17/2023   06:22:11   (   0.01, -75.34) (  -0.08, -75.07)   32.36                80