Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 1 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/07/2025   09:50:18   (   0.02,-104.69) (   0.05,-104.88)   21.49                80
 01/08/2025   09:28:53   (   0.02,-104.69) (  -0.96,-100.33)  496.55                80
 01/09/2025   21:50:51   (  -0.02,-104.61) (  -0.22,-105.60)  111.99                80
 01/10/2025   21:34:46   (  -0.02,-104.61) (   0.79,-101.05)  406.21                80
 01/12/2025   09:56:34   (   0.03,-104.68) (   0.39,-106.28)  182.45                80
 01/13/2025   09:35:09   (   0.03,-104.67) (  -0.63,-101.73)  335.56                80
 01/14/2025   21:57:05   (  -0.03,-104.59) (  -0.58,-106.99)  273.00                80
 01/15/2025   21:41:01   (  -0.03,-104.59) (   0.44,-102.44)  245.57                80
 01/17/2025   10:02:48   (   0.04,-104.67) (   0.72,-107.67)  341.76                80
 01/18/2025   09:41:24   (   0.03,-104.67) (  -0.32,-103.12)  176.86                80
 01/19/2025   22:06:00   (  -0.04,-104.60) (  -0.87,-108.38)  431.11                80
 01/20/2025   21:44:36   (  -0.03,-104.60) (   0.17,-103.84)   87.86                80