Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 1 22.  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) (  -0.74,  58.17)  388.95                80
 01/23/2025   10:41:13   (   0.02,  61.59) (   0.30,  62.71)  128.76                80
 01/24/2025   23:03:00   (   0.00,  61.48) (   0.90,  57.49)  454.97                80
 01/25/2025   22:41:34   (   0.01,  61.50) (  -0.09,  62.05)   62.21                80
 01/28/2025   10:44:45   (  -0.00,  61.68) (  -0.09,  61.35)   38.07                80
 01/29/2025   10:28:41   (  -0.00,  61.70) (   0.96,  65.89)  478.61                80
 01/30/2025   22:50:27   (  -0.00,  61.60) (   0.22,  60.67)  106.45                80
 01/31/2025   22:29:02   (  -0.00,  61.62) (  -0.84,  65.21)  410.06                80
 02/02/2025   10:50:57   (   0.00,  61.78) (  -0.42,  59.97)  207.18                80
 02/03/2025   10:34:52   (   0.00,  61.80) (   0.65,  64.51)  309.27                80
 02/04/2025   22:53:59   (  -0.01,  61.71) (   0.53,  59.29)  276.37                80