Simultaneous Nadir Overpasses (SNOs) between GOES-15 and FY3D
TLE Epoch: 2025 6 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  FY3D Lat/Lon    Distance(km)  Time Diff(sec)
 06/27/2025   23:04:27   (  -0.33,  61.30) (  -0.07,  60.24)  121.00                80
 06/28/2025   22:48:17   (  -0.32,  61.30) (  -1.12,  64.81)  400.43                80
 06/30/2025   11:07:25   (   0.34,  61.25) (  -0.03,  59.58)  190.10                80
 07/01/2025   10:51:16   (   0.33,  61.24) (   1.02,  64.15)  331.58                80
 07/02/2025   23:10:15   (  -0.35,  61.29) (   0.17,  58.96)  266.13                80
 07/03/2025   22:54:06   (  -0.35,  61.29) (  -0.88,  63.53)  255.04                80
 07/05/2025   11:13:13   (   0.37,  61.25) (  -0.32,  58.31)  336.51                80
 07/06/2025   10:57:04   (   0.36,  61.26) (   0.74,  62.87)  184.47                80
 07/07/2025   23:16:03   (  -0.38,  61.31) (   0.46,  57.69)  413.97                80
 07/08/2025   22:59:53   (  -0.38,  61.32) (  -0.60,  62.25)  106.29                80
 07/10/2025   11:19:01   (   0.40,  61.30) (  -0.59,  57.03)  486.85                80
 07/11/2025   11:02:51   (   0.40,  61.31) (   0.47,  61.60)   33.42                80