Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 8 1.  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)
 08/02/2023   06:30:38   (   0.01, -75.21) (   0.27, -76.38)  134.05                80
 08/03/2023   06:09:13   (   0.01, -75.22) (  -0.76, -71.85)  383.92                80
 08/04/2023   18:31:07   (  -0.01, -75.23) (  -0.43, -77.15)  218.14                80
 08/05/2023   18:15:02   (  -0.01, -75.25) (   0.60, -72.62)  300.50                80
 08/07/2023   06:36:47   (   0.01, -75.28) (   0.62, -77.87)  295.95                80
 08/08/2023   06:15:21   (   0.01, -75.30) (  -0.42, -73.34)  222.97                80
 08/09/2023   18:37:16   (  -0.02, -75.33) (  -0.77, -78.64)  377.99                80
 08/10/2023   18:21:10   (  -0.02, -75.35) (   0.27, -74.11)  141.29                80
 08/12/2023   06:42:55   (   0.03, -75.39) (   0.94, -79.37)  454.17                80
 08/13/2023   06:21:30   (   0.03, -75.41) (  -0.10, -74.84)   65.32                80