Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 12 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)
 12/05/2024   08:07:06   (  -0.00,-104.70) (  -0.91,-100.78)  447.04                80
 12/06/2024   20:29:00   (   0.00,-104.67) (  -0.33,-106.07)  160.45                80
 12/07/2024   20:12:55   (  -0.00,-104.67) (   0.69,-101.54)  356.34                80
 12/09/2024   08:34:41   (   0.00,-104.70) (   0.49,-106.81)  240.46                80
 12/10/2024   08:13:16   (   0.00,-104.70) (  -0.53,-102.27)  275.90                80
 12/11/2024   20:35:10   (  -0.00,-104.66) (  -0.67,-107.57)  332.23                80
 12/12/2024   20:19:05   (  -0.00,-104.66) (   0.36,-103.04)  184.47                80
 12/14/2024   08:40:51   (   0.00,-104.69) (   0.81,-108.31)  411.90                80
 12/15/2024   08:19:26   (   0.00,-104.69) (  -0.23,-103.78)  104.32                80
 12/17/2024   20:25:13   (  -0.01,-104.64) (   0.04,-104.54)   12.74                80