Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 8 12.  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)
 08/14/2024   08:27:01   (  -0.03,-104.71) (   0.09,-105.10)   45.33                80
 08/15/2024   08:05:36   (  -0.03,-104.70) (  -0.94,-100.57)  471.13                80
 08/16/2024   20:27:33   (   0.04,-104.71) (  -0.22,-105.87)  132.32                80
 08/17/2024   20:11:27   (   0.04,-104.71) (   0.77,-101.33)  384.32                80
 08/19/2024   08:33:14   (  -0.04,-104.70) (   0.39,-106.60)  216.46                80
 08/20/2024   08:11:49   (  -0.04,-104.70) (  -0.61,-102.06)  300.24                80
 08/21/2024   20:33:44   (   0.05,-104.70) (  -0.55,-107.36)  302.88                80
 08/22/2024   20:17:39   (   0.04,-104.70) (   0.47,-102.82)  214.32                80
 08/24/2024   08:39:25   (  -0.05,-104.70) (   0.72,-108.08)  385.44                80
 08/25/2024   08:18:00   (  -0.05,-104.69) (  -0.31,-103.54)  131.46                80