Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NOAA-21
TLE Epoch: 2023 8 19.  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)
 08/20/2023   18:30:53   (  -0.05, -75.22) (  -0.49, -77.10)  214.82                80
 08/21/2023   18:14:49   (  -0.05, -75.22) (   0.55, -72.58)  301.85                80
 08/23/2023   06:36:38   (   0.05, -75.23) (   0.66, -77.85)  298.96                80
 08/24/2023   06:15:14   (   0.05, -75.24) (  -0.38, -73.33)  217.66                80
 08/25/2023   18:37:11   (  -0.04, -75.25) (  -0.80, -78.64)  386.02                80
 08/26/2023   18:21:07   (  -0.04, -75.26) (   0.19, -74.11)  130.68                80
 08/28/2023   06:42:56   (   0.03, -75.26) (   0.95, -79.39)  470.00                80
 08/29/2023   06:24:13   (   0.02, -75.27) (  -0.10, -74.87)   46.92                80
 08/31/2023   18:24:46   (  -0.01, -75.31) (  -0.08, -75.65)   38.42                80
 09/01/2023   18:08:41   (  -0.01, -75.33) (   0.92, -71.12)  479.54                80