Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 3 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 03/22/2025   10:52:19   (  -0.09,  61.30) (  -0.04,  61.41)   13.33                80
 03/24/2025   22:52:36   (   0.09,  61.26) (   0.18,  60.76)   56.05                80
 03/25/2025   22:36:29   (   0.10,  61.26) (  -0.84,  65.32)  463.69                80
 03/27/2025   10:58:19   (  -0.09,  61.33) (  -0.39,  60.10)  141.02                80
 03/28/2025   10:36:52   (  -0.10,  61.34) (   0.63,  64.66)  378.35                80
 03/29/2025   22:58:36   (   0.09,  61.29) (   0.49,  59.44)  211.21                80
 03/30/2025   22:42:28   (   0.09,  61.30) (  -0.54,  64.00)  308.07                80
 04/01/2025   11:04:19   (  -0.08,  61.37) (  -0.67,  58.77)  297.14                80
 04/02/2025   10:45:31   (  -0.09,  61.39) (   0.38,  63.33)  221.47                80
 04/03/2025   23:04:33   (   0.08,  61.36) (   0.84,  58.13)  369.76                80