Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 4 11.  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)
 04/13/2024   08:32:16   (  -0.00,-104.70) (   0.42,-106.67)  224.84                80
 04/14/2024   08:10:52   (  -0.00,-104.70) (  -0.59,-102.14)  291.81                80
 04/15/2024   20:32:48   (  -0.01,-104.68) (  -0.62,-107.44)  314.15                80
 04/16/2024   20:16:43   (  -0.01,-104.68) (   0.39,-102.90)  202.80                80
 04/18/2024   08:35:52   (   0.01,-104.71) (   0.79,-108.17)  394.55                80
 04/19/2024   08:19:47   (   0.01,-104.72) (  -0.22,-103.64)  122.58                80
 04/20/2024   20:39:03   (  -0.01,-104.70) (  -0.97,-108.94)  482.96                80
 04/21/2024   20:22:59   (   0.00,-104.71) (   0.05,-104.41)   34.02                80
 04/24/2024   08:23:24   (  -0.02,-104.75) (   0.04,-105.16)   46.54                80
 04/25/2024   08:07:19   (  -0.02,-104.75) (  -0.98,-100.63)  470.58                80