Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 9 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)
 09/10/2024   08:17:46   (  -0.02,-104.70) (  -0.27,-103.43)  144.19                80
 09/11/2024   20:39:41   (   0.02,-104.70) (  -0.87,-108.73)  458.27                80
 09/12/2024   20:23:34   (   0.02,-104.70) (   0.13,-104.18)   58.99                80
 09/15/2024   08:26:33   (  -0.01,-104.69) (   0.03,-104.90)   23.40                80
 09/16/2024   08:05:07   (  -0.01,-104.69) (  -0.99,-100.36)  493.85                80
 09/17/2024   20:26:59   (   0.01,-104.69) (  -0.23,-105.63)  108.32                80
 09/18/2024   20:10:52   (   0.00,-104.69) (   0.80,-101.10)  409.46                80
 09/20/2024   08:32:37   (  -0.00,-104.69) (   0.39,-106.34)  189.32                80
 09/21/2024   08:11:10   (  -0.00,-104.69) (  -0.65,-101.81)  328.07                80
 09/22/2024   20:33:03   (   0.00,-104.68) (  -0.54,-107.09)  274.71                80
 09/23/2024   20:16:55   (   0.01,-104.68) (   0.46,-102.54)  242.88                80