Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 28.  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)
 07/29/2024   08:26:54   (  -0.03,-104.69) (   0.07,-105.12)   48.23                80
 07/30/2024   08:05:30   (  -0.03,-104.69) (  -0.97,-100.59)  468.14                80
 07/31/2024   20:27:28   (   0.04,-104.72) (  -0.23,-105.89)  134.24                80
 08/01/2024   20:11:24   (   0.04,-104.72) (   0.81,-101.37)  382.38                80
 08/03/2024   08:33:13   (  -0.05,-104.71) (   0.39,-106.63)  219.48                80
 08/04/2024   08:11:49   (  -0.05,-104.71) (  -0.66,-102.11)  297.26                80
 08/05/2024   20:33:46   (   0.06,-104.74) (  -0.53,-107.41)  304.63                80
 08/06/2024   20:17:42   (   0.06,-104.74) (   0.47,-102.88)  212.65                80
 08/08/2024   08:39:30   (  -0.06,-104.74) (   0.73,-108.14)  388.03                80
 08/09/2024   08:18:07   (  -0.06,-104.75) (  -0.33,-103.62)  129.16                80
 08/10/2024   20:40:03   (   0.06,-104.77) (  -0.90,-108.91)  472.65                80