Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2023 11 1.  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)
 11/01/2023   08:03:34   (  -0.01,-104.68) (  -0.91,-100.54)  471.76                80
 11/02/2023   20:25:33   (   0.00,-104.66) (  -0.25,-105.86)  136.23                80
 11/03/2023   20:09:30   (   0.00,-104.66) (   0.75,-101.33)  379.41                80
 11/05/2023   08:31:20   (  -0.00,-104.68) (   0.41,-106.61)  220.00                80
 11/06/2023   08:09:57   (  -0.00,-104.68) (  -0.59,-102.08)  295.56                80
 11/07/2023   20:31:55   (   0.00,-104.65) (  -0.61,-107.39)  312.33                80
 11/08/2023   20:15:51   (   0.00,-104.66) (   0.39,-102.87)  203.72                80
 11/10/2023   08:37:42   (   0.00,-104.68) (   0.75,-108.15)  394.72                80
 11/11/2023   08:16:18   (   0.00,-104.68) (  -0.25,-103.62)  121.08                80
 11/12/2023   20:38:16   (  -0.00,-104.66) (  -0.99,-108.92)  487.22                80
 11/13/2023   20:22:12   (  -0.01,-104.66) (   0.03,-104.40)   28.83                80