Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 5 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 05/03/2025   10:59:36   (   0.01,  61.54) (  -0.33,  60.05)  169.89                80
 05/04/2025   10:43:28   (  -0.00,  61.56) (   0.72,  64.61)  349.42                80
 05/05/2025   23:02:28   (  -0.02,  61.58) (   0.46,  59.42)  245.88                80
 05/06/2025   22:46:19   (  -0.01,  61.59) (  -0.54,  64.00)  273.77                80
 05/08/2025   11:05:29   (   0.03,  61.61) (  -0.61,  58.75)  325.73                80
 05/09/2025   10:49:19   (   0.02,  61.63) (   0.39,  63.33)  193.50                80
 05/10/2025   23:08:20   (  -0.05,  61.66) (   0.77,  58.13)  402.78                80
 05/11/2025   22:52:11   (  -0.04,  61.68) (  -0.29,  62.69)  116.35                80
 05/13/2025   11:11:21   (   0.07,  61.70) (  -0.90,  57.46)  483.72                80
 05/14/2025   10:55:11   (   0.06,  61.73) (   0.11,  62.04)   34.79                80