Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 10 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)
 10/22/2023   09:23:59   (  -0.14,  74.16) (  -0.40,  72.95)  137.68                80
 10/23/2023   09:02:56   (  -0.16,  73.10) (   0.78,  77.38)  487.20                80
 10/24/2023   21:25:21   (   0.13,  71.46) (   0.01,  71.92)   53.62                80
 10/26/2023   09:50:31   (  -0.10,  69.86) (  -0.89,  66.46)  388.31                80
 10/27/2023   09:29:29   (  -0.13,  68.79) (   0.36,  70.87)  236.95                80
 10/28/2023   21:54:33   (   0.10,  67.13) (   0.48,  65.43)  194.75                80
 10/29/2023   21:33:30   (   0.13,  66.08) (  -0.71,  69.85)  429.05                80
 10/31/2023   09:56:00   (  -0.10,  64.49) (  -0.15,  64.38)   13.79                80
 11/01/2023   22:21:04   (   0.07,  62.83) (   0.98,  58.94)  444.44                80
 11/02/2023   22:00:02   (   0.10,  61.78) (  -0.28,  63.35)  179.00                80
 11/04/2023   10:25:13   (  -0.07,  60.21) (  -0.57,  57.88)  265.46                80