Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 4 21.  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)
 04/22/2025   08:17:22   (  -0.01,-104.35) (  -0.21,-103.43)  105.07                80
 04/23/2025   20:39:15   (   0.01,-104.38) (  -0.96,-108.72)  494.44                80
 04/24/2025   20:23:08   (   0.01,-104.39) (   0.06,-104.19)   22.92                80
 04/27/2025   08:26:07   (  -0.01,-104.35) (   0.09,-104.91)   63.01                80
 04/28/2025   08:04:40   (  -0.01,-104.35) (  -0.88,-100.36)  453.82                80
 04/29/2025   20:26:33   (   0.01,-104.37) (  -0.27,-105.66)  146.34                80
 04/30/2025   20:10:27   (   0.01,-104.37) (   0.76,-101.12)  370.70                80
 05/02/2025   08:32:11   (  -0.01,-104.34) (   0.46,-106.37)  232.19                80
 05/03/2025   08:10:44   (  -0.01,-104.33) (  -0.57,-101.84)  284.70                80
 05/04/2025   20:32:37   (   0.00,-104.36) (  -0.61,-107.12)  315.42                80