Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 6 4.  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)
 06/05/2024   08:38:29   (   0.01,-104.71) (   0.75,-108.05)  380.28                80
 06/06/2024   08:17:06   (   0.01,-104.71) (  -0.24,-103.52)  135.48                80
 06/07/2024   20:39:05   (  -0.00,-104.71) (  -0.92,-108.84)  469.77                80
 06/08/2024   20:23:02   (  -0.00,-104.71) (   0.07,-104.30)   46.11                80
 06/11/2024   08:26:09   (  -0.01,-104.71) (   0.09,-105.05)   39.11                80
 06/12/2024   08:04:46   (  -0.01,-104.72) (  -0.97,-100.53)  477.11                80
 06/13/2024   20:26:44   (   0.01,-104.72) (  -0.24,-105.84)  127.31                80
 06/14/2024   20:10:41   (   0.01,-104.73) (   0.76,-101.31)  389.16                80
 06/16/2024   08:32:31   (  -0.02,-104.73) (   0.38,-106.59)  211.15                80
 06/17/2024   08:11:08   (  -0.02,-104.74) (  -0.62,-102.06)  305.25                80