Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 8 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)
 08/02/2023   06:30:38   (   0.01, -75.21) (   0.25, -76.39)  134.04                80
 08/03/2023   06:09:12   (   0.01, -75.22) (  -0.72, -71.84)  383.95                80
 08/04/2023   18:31:07   (  -0.01, -75.23) (  -0.41, -77.15)  218.12                80
 08/05/2023   18:15:01   (  -0.01, -75.25) (   0.56, -72.61)  300.53                80
 08/07/2023   06:36:47   (   0.01, -75.28) (   0.60, -77.88)  295.88                80
 08/08/2023   06:15:22   (   0.01, -75.30) (  -0.44, -73.35)  223.05                80
 08/09/2023   18:37:16   (  -0.02, -75.33) (  -0.74, -78.65)  377.92                80
 08/10/2023   18:21:09   (  -0.02, -75.35) (   0.24, -74.10)  141.37                80
 08/12/2023   06:42:56   (   0.03, -75.39) (   0.91, -79.37)  454.05                80
 08/13/2023   06:21:29   (   0.03, -75.41) (  -0.07, -74.83)   65.52                80
 08/15/2023   18:24:38   (  -0.03, -75.47) (  -0.05, -75.60)   14.57                80