Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 12 31.  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)
 01/01/2025   20:40:54   (   0.01,-104.64) (  -0.98,-109.00)  496.16                80
 01/02/2025   20:24:47   (   0.01,-104.64) (   0.04,-104.46)   20.71                80
 01/05/2025   08:27:46   (  -0.00,-104.68) (   0.09,-105.19)   57.57                80
 01/06/2025   08:06:19   (  -0.00,-104.67) (  -0.89,-100.64)  459.13                80
 01/07/2025   20:28:11   (   0.00,-104.62) (  -0.30,-105.93)  149.69                80
 01/08/2025   20:12:05   (   0.01,-104.62) (   0.74,-101.40)  367.24                80
 01/10/2025   08:33:49   (  -0.01,-104.66) (   0.45,-106.65)  227.63                80
 01/11/2025   08:12:22   (  -0.01,-104.65) (  -0.60,-102.12)  288.82                80
 01/12/2025   20:34:14   (   0.01,-104.59) (  -0.62,-107.40)  320.81                80
 01/13/2025   20:18:06   (   0.01,-104.59) (   0.38,-102.86)  196.25                80