Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 6 23.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/25/2025   11:01:37   (   0.31,  61.25) (   0.23,  60.86)   44.94                80
 06/26/2025   10:45:28   (   0.30,  61.25) (   1.28,  65.42)  476.51                80
 06/27/2025   23:04:27   (  -0.33,  61.30) (  -0.09,  60.24)  121.59                80
 06/28/2025   22:48:17   (  -0.32,  61.30) (  -1.13,  64.80)  399.79                80
 06/30/2025   11:07:26   (   0.34,  61.25) (  -0.02,  59.57)  190.91                80
 07/01/2025   10:51:15   (   0.33,  61.25) (   0.97,  64.15)  330.73                80
 07/02/2025   23:10:16   (  -0.35,  61.30) (   0.17,  58.95)  267.01                80
 07/03/2025   22:54:06   (  -0.35,  61.30) (  -0.88,  63.52)  254.14                80
 07/05/2025   11:13:13   (   0.37,  61.26) (  -0.32,  58.30)  337.55                80
 07/06/2025   10:57:04   (   0.36,  61.26) (   0.74,  62.87)  183.37                80