Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 8 14.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 08/16/2025   15:59:28   ( -76.14, 128.66) 08/16/2025   16:00:24  ( -76.12, 128.55)    3.37                56
 08/16/2025   16:50:13   (  76.09, -63.87) 08/16/2025   16:49:50  (  76.10, -63.86)    1.21                23
 08/19/2025   08:16:09   ( -76.16,-115.50) 08/19/2025   08:16:53  ( -76.15,-115.49)    1.17                44
 08/19/2025   09:06:54   (  76.11,  51.97) 08/19/2025   09:06:19  (  76.13,  52.09)    3.70                35
 08/22/2025   00:32:48   ( -76.13,   0.49) 08/22/2025   00:33:21  ( -76.16,   0.43)    2.92                33
 08/22/2025   01:23:33   (  76.09, 167.95) 08/22/2025   01:22:48  (  76.08, 167.84)    2.90                45
 08/24/2025   16:49:29   ( -76.16, 116.29) 08/24/2025   16:49:50  ( -76.15, 116.29)    1.15                21
 08/24/2025   17:40:14   (  76.12, -76.25) 08/24/2025   17:39:16  (  76.12, -76.15)    2.87                58
 08/27/2025   08:15:36   (  76.62,  63.12) 08/27/2025   08:16:43  (  76.53,  65.80)   69.75                67
 08/27/2025   09:06:09   ( -76.15,-127.76) 08/27/2025   09:06:18  ( -76.18,-127.73)    3.40                 9