Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 4 10.  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)
 04/11/2024   20:10:28   (  -0.00,-104.67) (   0.76,-101.41)  373.38                80
 04/13/2024   08:32:16   (  -0.00,-104.70) (   0.42,-106.67)  224.67                80
 04/14/2024   08:10:52   (  -0.00,-104.70) (  -0.59,-102.14)  291.95                80
 04/15/2024   20:32:48   (   0.00,-104.68) (  -0.62,-107.44)  314.04                80
 04/16/2024   20:16:43   (   0.00,-104.69) (   0.39,-102.90)  202.88                80
 04/18/2024   08:38:32   (   0.00,-104.71) (   0.78,-108.17)  394.40                80
 04/19/2024   08:17:07   (   0.00,-104.72) (  -0.23,-103.64)  122.68                80
 04/20/2024   20:41:44   (  -0.00,-104.71) (  -0.96,-108.94)  482.64                80
 04/21/2024   20:22:59   (   0.00,-104.72) (   0.06,-104.41)   34.63                80
 04/24/2024   08:26:03   (  -0.01,-104.75) (   0.09,-105.15)   45.44                80