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) (   0.05,  71.93)   52.94                80
 10/26/2023   09:50:31   (  -0.10,  69.86) (  -0.88,  66.45)  389.08                80
 10/27/2023   09:29:30   (  -0.13,  68.80) (   0.37,  70.87)  235.99                80
 10/28/2023   21:54:33   (   0.10,  67.15) (   0.47,  65.42)  196.32                80
 10/29/2023   21:33:30   (   0.13,  66.10) (  -0.72,  69.85)  427.23                80
 10/31/2023   09:56:01   (  -0.10,  64.51) (  -0.15,  64.38)   15.66                80
 11/01/2023   22:21:05   (   0.07,  62.85) (   0.93,  58.92)  446.93                80
 11/02/2023   22:00:03   (   0.10,  61.81) (  -0.27,  63.35)  176.24                80
 11/04/2023   10:25:13   (  -0.07,  60.23) (  -0.59,  57.88)  268.39                80
 11/05/2023   10:04:10   (  -0.09,  59.18) (   0.61,  62.30)  355.97                80
 11/06/2023   22:29:14   (   0.06,  57.52) (   0.22,  56.86)   75.41                80