Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2024 1 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 01/10/2024   22:29:28   (  -0.06,  61.44) (   0.75,  57.99)  393.63                80
 01/11/2024   22:08:20   (  -0.05,  61.46) (  -0.28,  62.46)  114.58                80
 01/14/2024   10:12:14   (   0.05,  61.63) (   0.05,  61.57)    6.12                80
 01/16/2024   22:18:39   (  -0.06,  61.56) (   0.13,  60.71)   97.22                80
 01/17/2024   21:57:30   (  -0.05,  61.58) (  -0.85,  65.19)  410.77                80
 01/19/2024   10:19:52   (   0.05,  61.74) (  -0.40,  59.82)  218.90                80
 01/20/2024   10:04:04   (   0.05,  61.76) (   0.65,  64.29)  289.20                80
 01/21/2024   22:26:17   (  -0.04,  61.68) (   0.57,  58.95)  310.48                80
 01/22/2024   22:05:08   (  -0.03,  61.71) (  -0.42,  63.44)  197.07                80