Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2023 10 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 10/24/2023   21:25:20   (   0.13,  71.46) (   0.03,  71.93)   53.03                80
 10/26/2023   09:50:31   (  -0.10,  69.86) (  -0.86,  66.45)  388.68                80
 10/27/2023   09:29:29   (  -0.13,  68.80) (   0.34,  70.87)  236.53                80
 10/28/2023   21:54:32   (   0.10,  67.14) (   0.51,  65.43)  195.49                80
 10/29/2023   21:33:31   (   0.13,  66.09) (  -0.75,  69.84)  428.26                80
 10/31/2023   09:58:41   (  -0.10,  64.50) (  -0.12,  64.37)   14.17                80
 11/01/2023   22:21:04   (   0.07,  62.84) (   0.96,  58.93)  445.38                80
 11/02/2023   22:00:02   (   0.10,  61.79) (  -0.25,  63.35)  177.96                80
 11/04/2023   10:25:12   (  -0.07,  60.22) (  -0.61,  57.88)  266.38                80
 11/05/2023   10:04:10   (  -0.09,  59.16) (   0.60,  62.31)  358.16                80
 11/06/2023   22:29:13   (   0.06,  57.50) (   0.22,  56.86)   72.99                80