Simultaneous Nadir Overpasses (SNOs) between GOES-17 and FY3D
TLE Epoch: 2025 6 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/05/2025   09:47:21   (   0.01,-104.41) (  -0.73,-101.19)  368.34                80
 06/06/2025   22:09:09   (  -0.01,-104.40) (  -0.49,-106.41)  229.76                80
 06/07/2025   21:53:01   (  -0.00,-104.40) (   0.60,-101.85)  291.53                80
 06/09/2025   10:14:40   (  -0.00,-104.42) (   0.59,-107.04)  298.05                80
 06/10/2025   09:53:11   (  -0.00,-104.42) (  -0.45,-102.47)  222.65                80
 06/11/2025   22:14:59   (   0.00,-104.39) (  -0.75,-107.69)  376.47                80
 06/12/2025   21:58:50   (   0.00,-104.39) (   0.29,-103.12)  144.62                80
 06/14/2025   10:20:29   (  -0.00,-104.42) (   0.90,-108.31)  444.49                80
 06/15/2025   09:58:59   (  -0.00,-104.41) (  -0.14,-103.74)   76.18                80
 06/17/2025   22:01:58   (   0.00,-104.38) (   0.00,-104.40)    2.26                80