Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 23.  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)
 07/23/2024   08:39:18   (  -0.01,-104.70) (   0.77,-108.12)  390.71                80
 07/24/2024   08:17:55   (  -0.01,-104.70) (  -0.26,-103.60)  125.45                80
 07/25/2024   20:39:53   (   0.01,-104.71) (  -0.90,-108.91)  478.16                80
 07/26/2024   20:23:48   (   0.01,-104.71) (   0.08,-104.37)   38.42                80
 07/29/2024   08:26:53   (  -0.01,-104.71) (   0.08,-105.11)   46.40                80
 07/30/2024   08:05:29   (  -0.01,-104.70) (  -0.91,-100.58)  469.78                80
 07/31/2024   20:27:26   (   0.02,-104.71) (  -0.27,-105.88)  134.14                80
 08/01/2024   20:11:23   (   0.02,-104.71) (   0.79,-101.36)  382.36                80
 08/03/2024   08:33:11   (  -0.02,-104.71) (   0.39,-106.63)  218.49                80
 08/04/2024   08:11:46   (  -0.02,-104.71) (  -0.61,-102.09)  298.09                80
 08/05/2024   20:33:43   (   0.03,-104.71) (  -0.60,-107.39)  305.34                80