Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2024 12 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 12/25/2024   21:34:36   (  -0.02,-104.66) (   0.72,-101.37)  374.53                80
 12/27/2024   09:56:26   (   0.02,-104.72) (   0.43,-106.61)  215.69                80
 12/28/2024   09:35:02   (   0.02,-104.72) (  -0.59,-102.07)  302.11                80
 12/29/2024   21:57:00   (  -0.02,-104.65) (  -0.64,-107.33)  305.88                80
 12/30/2024   21:40:56   (  -0.02,-104.65) (   0.40,-102.79)  212.10                80
 01/01/2025   10:02:44   (   0.02,-104.71) (   0.79,-108.02)  377.84                80
 01/02/2025   09:41:21   (   0.02,-104.71) (  -0.25,-103.48)  139.83                80
 01/03/2025   22:03:18   (  -0.02,-104.64) (  -0.97,-108.74)  468.56                80
 01/04/2025   21:47:15   (  -0.02,-104.63) (   0.08,-104.20)   49.49                80
 01/07/2025   09:50:20   (   0.01,-104.70) (   0.04,-104.89)   21.76                80