Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/20/2025   22:35:22   (  -0.03,  61.44) (  -0.48,  63.42)  226.31                80
 01/22/2025   10:57:17   (   0.02,  61.58) (  -0.77,  58.17)  389.45                80
 01/23/2025   10:41:13   (   0.01,  61.60) (   0.27,  62.72)  128.22                80
 01/24/2025   23:02:59   (   0.01,  61.49) (   0.93,  57.50)  455.25                80
 01/25/2025   22:41:35   (   0.01,  61.51) (  -0.11,  62.05)   61.61                80
 01/28/2025   10:44:46   (  -0.00,  61.69) (  -0.07,  61.34)   39.27                80
 01/29/2025   10:28:40   (   0.00,  61.71) (   0.93,  65.90)  477.31                80
 01/30/2025   22:50:27   (  -0.00,  61.61) (   0.20,  60.66)  107.50                80
 01/31/2025   22:29:02   (  -0.00,  61.63) (  -0.80,  65.22)  408.92                80
 02/02/2025   10:50:57   (   0.00,  61.80) (  -0.40,  59.96)  208.86                80