Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 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)
 01/22/2025   10:57:18   (   0.02,  61.58) (  -0.76,  58.17)  389.23                80
 01/23/2025   10:41:13   (   0.01,  61.59) (   0.28,  62.72)  128.45                80
 01/24/2025   23:02:59   (   0.01,  61.49) (   0.92,  57.50)  455.20                80
 01/25/2025   22:41:35   (   0.01,  61.51) (  -0.13,  62.04)   61.72                80
 01/28/2025   10:44:45   (  -0.00,  61.68) (  -0.11,  61.35)   39.01                80
 01/29/2025   10:28:40   (   0.00,  61.70) (   0.95,  65.89)  477.70                80
 01/30/2025   22:50:27   (  -0.00,  61.61) (   0.24,  60.67)  107.31                80
 01/31/2025   22:29:02   (  -0.00,  61.63) (  -0.83,  65.21)  409.16                80
 02/02/2025   10:50:56   (   0.00,  61.79) (  -0.43,  59.97)  208.36                80
 02/03/2025   10:34:52   (   0.00,  61.82) (   0.64,  64.51)  308.02                80