Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 6 7.  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)
 06/07/2024   20:39:05   (   0.00,-104.71) (  -0.93,-108.83)  470.12                80
 06/08/2024   20:23:03   (   0.01,-104.71) (   0.12,-104.31)   45.63                80
 06/11/2024   08:26:09   (  -0.02,-104.71) (   0.04,-105.06)   39.91                80
 06/12/2024   08:04:46   (  -0.02,-104.71) (  -0.95,-100.53)  476.26                80
 06/13/2024   20:26:44   (   0.02,-104.71) (  -0.25,-105.84)  128.31                80
 06/14/2024   20:10:42   (   0.02,-104.72) (   0.81,-101.32)  388.10                80
 06/16/2024   08:32:31   (  -0.02,-104.72) (   0.39,-106.59)  212.44                80
 06/17/2024   08:11:08   (  -0.02,-104.72) (  -0.61,-102.06)  303.84                80
 06/18/2024   20:33:06   (   0.03,-104.73) (  -0.58,-107.36)  300.97                80
 06/19/2024   20:17:02   (   0.03,-104.73) (   0.43,-102.84)  215.18                80