Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 4 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 04/24/2025   23:09:30   (   0.03,  61.43) (   0.91,  57.45)  454.34                80
 04/25/2025   22:53:22   (   0.03,  61.44) (  -0.13,  62.01)   65.54                80
 04/28/2025   10:53:43   (  -0.02,  61.49) (  -0.06,  61.35)   15.94                80
 04/30/2025   22:56:35   (   0.00,  61.52) (   0.16,  60.71)   92.19                80
 05/01/2025   22:40:26   (   0.01,  61.54) (  -0.82,  65.29)  426.80                80
 05/03/2025   10:59:36   (   0.01,  61.58) (  -0.33,  60.05)  174.47                80
 05/04/2025   10:43:27   (  -0.00,  61.60) (   0.66,  64.62)  344.37                80
 05/05/2025   23:02:28   (  -0.02,  61.62) (   0.47,  59.42)  251.17                80
 05/06/2025   22:46:19   (  -0.01,  61.64) (  -0.53,  63.99)  268.00                80