Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 21.  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)
 07/21/2024   20:17:30   (   0.03,-104.71) (   0.42,-102.86)  210.50                80
 07/23/2024   08:39:18   (  -0.03,-104.70) (   0.74,-108.13)  390.58                80
 07/24/2024   08:17:53   (  -0.03,-104.70) (  -0.26,-103.59)  125.82                80
 07/25/2024   20:39:51   (   0.03,-104.71) (  -0.90,-108.90)  478.01                80
 07/26/2024   20:23:46   (   0.03,-104.71) (   0.11,-104.37)   38.72                80
 07/29/2024   08:26:50   (  -0.04,-104.71) (   0.03,-105.11)   45.37                80
 07/30/2024   08:05:26   (  -0.04,-104.70) (  -0.98,-100.58)  471.00                80
 07/31/2024   20:27:22   (   0.05,-104.70) (  -0.21,-105.87)  133.21                80
 08/01/2024   20:11:17   (   0.05,-104.70) (   0.81,-101.34)  383.38                80
 08/03/2024   08:33:05   (  -0.06,-104.70) (   0.39,-106.60)  216.96                80