Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2026 10 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)
 10/11/2026   12:01:44   (  -0.04,  63.40) (  -0.57,  61.00)  272.56                80
 10/12/2026   11:40:09   (   0.08,  63.40) (   0.56,  65.59)  248.95                80
 10/14/2026   00:04:13   (   0.13,  63.31) (   0.79,  60.50)  320.30                80
 10/14/2026   23:42:39   (   0.01,  63.32) (  -0.40,  65.07)  200.81                80
 10/16/2026   12:06:52   (  -0.23,  63.44) (  -1.01,  59.96)  396.45                80
 10/17/2026   11:45:17   (  -0.11,  63.45) (   0.12,  64.55)  124.37                80
 10/19/2026   00:09:22   (   0.31,  63.36) (   1.19,  59.45)  445.77                80
 10/19/2026   23:47:46   (   0.19,  63.37) (   0.07,  64.04)   74.99                80
 10/22/2026   11:52:35   (  -0.29,  63.51) (  -0.29,  63.49)    1.87                50