Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 11 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)
 11/21/2023   10:08:59   (  -0.00,  61.61) (  -0.05,  61.47)   16.20                80
 11/22/2023   09:53:12   (  -0.01,  61.58) (   0.95,  65.94)  497.24                80
 11/23/2023   22:15:28   (  -0.01,  61.47) (   0.21,  60.58)  102.11                80
 11/24/2023   21:54:22   (   0.01,  61.45) (  -0.80,  65.05)  410.48                80
 11/26/2023   10:16:46   (   0.02,  61.48) (  -0.38,  59.66)  207.35                80
 11/27/2023   10:01:00   (   0.00,  61.45) (   0.63,  64.13)  305.56                80
 11/28/2023   22:23:15   (  -0.03,  61.34) (   0.58,  58.78)  293.19                80
 11/29/2023   22:02:09   (  -0.01,  61.33) (  -0.44,  63.25)  218.78                80
 12/01/2023   10:24:32   (   0.03,  61.38) (  -0.79,  57.86)  401.20                80
 12/02/2023   10:08:45   (   0.02,  61.35) (   0.23,  62.33)  111.28                80
 12/03/2023   22:31:02   (  -0.05,  61.23) (   0.91,  56.97)  486.42                80
 12/04/2023   22:12:35   (  -0.04,  61.22) (  -0.11,  61.44)   25.54                80