Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 8 20.  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)
 08/22/2025   00:32:49   ( -76.17,   0.37) 08/22/2025   00:33:21  ( -76.17,   0.46)    2.57                32
 08/22/2025   01:23:34   (  76.12, 167.85) 08/22/2025   01:22:48  (  76.10, 167.90)    2.24                46
 08/24/2025   16:49:29   ( -76.15, 116.34) 08/24/2025   16:49:50  ( -76.16, 116.33)    1.86                21
 08/24/2025   17:40:14   (  76.10, -76.18) 08/24/2025   17:39:17  (  76.09, -76.24)    1.68                57
 08/27/2025   08:15:36   (  76.64,  63.03) 08/27/2025   08:16:42  (  76.55,  65.86)   73.75                66
 08/27/2025   09:06:09   ( -76.18,-127.86) 08/27/2025   09:06:18  ( -76.14,-127.85)    3.70                 9
 08/27/2025   09:56:54   (  76.13,  39.60) 08/27/2025   09:55:44  (  76.12,  39.72)    3.54                70
 08/30/2025   00:32:06   (  76.19,-179.34) 08/30/2025   00:33:17  (  76.23,-179.33)    3.64                71
 08/30/2025   01:22:49   ( -76.16, -11.92) 08/30/2025   01:22:46  ( -76.16, -11.92)    0.99                 3
 08/30/2025   02:13:27   (  75.81, 156.66) 08/30/2025   02:12:18  (  75.84, 154.74)   52.27                69
 09/01/2025   16:48:47   (  76.23, -63.58) 09/01/2025   16:49:45  (  76.22, -63.46)    3.64                58
 09/01/2025   17:39:29   ( -76.16, 104.01) 09/01/2025   17:39:14  ( -76.15, 103.96)    1.33                15