Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 1 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)
 01/21/2024   20:25:54   (  -0.01,-104.65) (  -0.32,-105.89)  141.38                80
 01/22/2024   20:09:48   (  -0.01,-104.65) (   0.70,-101.35)  375.48                80
 01/24/2024   08:31:36   (   0.01,-104.68) (   0.42,-106.63)  220.95                80
 01/25/2024   08:10:09   (   0.01,-104.68) (  -0.54,-102.08)  295.83                80
 01/26/2024   20:32:05   (  -0.01,-104.65) (  -0.62,-107.38)  311.21                80
 01/27/2024   20:15:59   (  -0.01,-104.65) (   0.41,-102.85)  205.98                80
 01/29/2024   08:37:45   (   0.01,-104.69) (   0.76,-108.11)  389.33                80
 01/30/2024   08:16:19   (   0.01,-104.69) (  -0.22,-103.56)  127.86                80
 01/31/2024   20:38:14   (  -0.01,-104.66) (  -0.93,-108.87)  478.97                80
 02/01/2024   20:22:08   (  -0.01,-104.66) (   0.05,-104.32)   38.46                80