Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 3 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)
 03/02/2023   18:40:29   (   0.07, -75.18) (   0.00, -78.97)  421.34                 0
 03/03/2023   18:22:51   (   0.06, -75.19) (   0.27, -74.28)  103.87                80
 03/05/2023   06:44:39   (  -0.06, -75.20) (   0.91, -79.55)  495.35                80
 03/06/2023   06:23:14   (  -0.06, -75.21) (  -0.12, -75.02)   21.83                80
 03/08/2023   18:26:25   (   0.05, -75.22) (  -0.05, -75.80)   64.89                80
 03/09/2023   18:10:20   (   0.05, -75.23) (   0.93, -71.26)  452.75                80
 03/11/2023   06:32:07   (  -0.05, -75.26) (   0.24, -76.53)  145.11                80
 03/12/2023   06:10:42   (  -0.05, -75.27) (  -0.81, -72.01)  372.52                80
 03/13/2023   18:32:38   (   0.05, -75.28) (  -0.39, -77.31)  230.81                80
 03/14/2023   18:16:32   (   0.04, -75.29) (   0.60, -72.77)  287.00                80
 03/16/2023   06:38:20   (  -0.04, -75.32) (   0.56, -78.05)  310.44                80