Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 1 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/02/2025   09:41:21   (   0.00,-104.70) (  -0.29,-103.48)  138.89                80
 01/03/2025   22:03:17   (  -0.01,-104.63) (  -0.96,-108.74)  469.27                80
 01/04/2025   21:47:14   (  -0.01,-104.63) (   0.09,-104.20)   48.91                80
 01/07/2025   09:50:18   (   0.01,-104.68) (   0.03,-104.88)   22.49                80
 01/08/2025   09:28:53   (   0.01,-104.68) (  -0.98,-100.34)  495.54                80
 01/09/2025   21:50:50   (  -0.01,-104.60) (  -0.24,-105.59)  112.81                80
 01/10/2025   21:34:45   (  -0.02,-104.60) (   0.79,-101.05)  405.27                80
 01/12/2025   09:56:32   (   0.02,-104.66) (   0.37,-106.28)  183.91                80
 01/13/2025   09:35:08   (   0.02,-104.65) (  -0.67,-101.73)  334.14                80
 01/14/2025   21:57:03   (  -0.03,-104.58) (  -0.57,-106.98)  274.06                80
 01/15/2025   21:40:59   (  -0.03,-104.57) (   0.48,-102.44)  244.52                80