Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 8 19.  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)
 08/19/2025   08:16:08   ( -76.14,-115.46) 08/19/2025   08:16:52  ( -76.16,-115.45)    1.67                44
 08/19/2025   09:06:53   (  76.10,  52.02) 08/19/2025   09:06:19  (  76.09,  51.99)    0.84                34
 08/22/2025   00:32:49   ( -76.16,   0.37) 08/22/2025   00:33:21  ( -76.17,   0.47)    2.66                32
 08/22/2025   01:23:34   (  76.12, 167.85) 08/22/2025   01:22:48  (  76.10, 167.90)    2.29                46
 08/24/2025   16:49:29   ( -76.15, 116.34) 08/24/2025   16:49:50  ( -76.17, 116.34)    2.30                21
 08/24/2025   17:40:14   (  76.10, -76.19) 08/24/2025   17:39:17  (  76.10, -76.23)    1.32                57
 08/27/2025   08:15:36   (  76.64,  63.02) 08/27/2025   08:16:42  (  76.56,  65.88)   74.36                66
 08/27/2025   09:06:09   ( -76.18,-127.86) 08/27/2025   09:06:18  ( -76.15,-127.82)    3.14                 9
 08/27/2025   09:56:53   (  76.09,  39.76) 08/27/2025   09:55:44  (  76.13,  39.74)    4.03                69
 08/30/2025   00:32:06   (  76.20,-179.35) 08/30/2025   00:33:18  (  76.19,-179.45)    2.96                72
 08/30/2025   01:22:49   ( -76.17, -11.92) 08/30/2025   01:22:46  ( -76.17, -11.88)    1.16                 3
 08/30/2025   02:13:27   (  75.81, 156.64) 08/30/2025   02:12:18  (  75.85, 154.77)   51.12                69
 09/01/2025   16:48:46   (  76.19, -63.44) 09/01/2025   16:49:46  (  76.19, -63.56)    3.32                60
 09/01/2025   17:39:29   ( -76.16, 104.00) 09/01/2025   17:39:14  ( -76.17, 104.02)    1.15                15