Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 4 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)
 04/02/2023   06:16:34   (  -0.05, -75.21) (  -0.46, -73.47)  198.98                80
 04/03/2023   18:41:08   (   0.05, -75.22) (  -0.72, -78.77)  403.68                80
 04/04/2023   18:19:42   (   0.05, -75.23) (   0.27, -74.23)  114.32                80
 04/06/2023   06:44:07   (  -0.04, -75.25) (   0.91, -79.49)  483.04                80
 04/07/2023   06:22:42   (  -0.05, -75.26) (  -0.14, -74.96)   35.20                80
 04/09/2023   18:28:29   (   0.05, -75.29) (  -0.07, -75.71)   48.73                80
 04/10/2023   18:07:03   (   0.05, -75.30) (   0.99, -71.19)  469.65                80
 04/12/2023   06:31:27   (  -0.04, -75.33) (   0.23, -76.44)  127.37                80
 04/13/2023   06:10:01   (  -0.04, -75.34) (  -0.78, -71.90)  391.11                80
 04/14/2023   18:34:35   (   0.03, -75.36) (  -0.36, -77.21)  210.27                80
 04/15/2023   18:13:09   (   0.03, -75.37) (   0.66, -72.67)  308.83                80