Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 07/19/2024   08:11:37   (  -0.03,-104.70) (  -0.63,-102.10)  297.51                80
 07/20/2024   20:33:34   (   0.04,-104.71) (  -0.56,-107.40)  305.97                80
 07/21/2024   20:17:30   (   0.04,-104.72) (   0.44,-102.86)  210.81                80
 07/23/2024   08:39:18   (  -0.05,-104.72) (   0.72,-108.13)  389.52                80
 07/24/2024   08:17:54   (  -0.05,-104.72) (  -0.29,-103.60)  127.29                80
 07/25/2024   20:39:51   (   0.05,-104.73) (  -0.88,-108.91)  475.96                80
 07/26/2024   20:23:47   (   0.05,-104.73) (   0.13,-104.37)   41.20                80
 07/29/2024   08:26:50   (  -0.06,-104.74) (  -0.00,-105.11)   41.79                80
 07/30/2024   08:05:26   (  -0.06,-104.74) (  -1.02,-100.58)  475.05                80
 07/31/2024   20:27:22   (   0.07,-104.75) (  -0.17,-105.88)  128.59                80
 08/01/2024   20:11:18   (   0.07,-104.75) (   0.85,-101.35)  388.42                80