Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 5 26.  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)
 05/27/2023   18:25:30   (   0.02, -75.19) (  -0.08, -75.71)   58.68                80
 05/28/2023   18:09:26   (   0.01, -75.20) (   0.94, -71.18)  458.28                80
 05/30/2023   06:28:33   (  -0.02, -75.21) (   0.27, -76.45)  141.11                80
 05/31/2023   06:12:29   (  -0.02, -75.22) (  -0.75, -71.92)  376.05                80
 06/01/2023   18:31:45   (   0.03, -75.23) (  -0.45, -77.23)  227.82                80
 06/02/2023   18:15:41   (   0.03, -75.24) (   0.58, -72.70)  289.47                80
 06/04/2023   06:34:49   (  -0.03, -75.26) (   0.56, -77.98)  309.63                80
 06/05/2023   06:18:43   (  -0.03, -75.27) (  -0.41, -73.44)  207.67                80
 06/06/2023   18:38:01   (   0.03, -75.28) (  -0.72, -78.76)  396.06                80
 06/07/2023   18:21:55   (   0.03, -75.29) (   0.25, -74.22)  121.57                80