Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 8 29.  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)
 08/30/2025   00:32:09   (  76.29,-179.71) 08/30/2025   00:33:20  (  76.25,-179.27)   12.51                71
 08/30/2025   01:22:50   ( -76.18, -11.99) 08/30/2025   01:22:49  ( -76.17, -11.88)    3.03                 1
 08/30/2025   02:13:30   (  75.91, 156.30) 08/30/2025   02:12:19  (  75.96, 155.11)   32.82                71
 09/01/2025   16:48:46   (  76.20, -63.47) 09/01/2025   16:49:51  (  76.19, -63.59)    3.26                65
 09/01/2025   17:39:29   ( -76.18, 103.93) 09/01/2025   17:39:19  ( -76.17, 103.97)    1.86                10
 09/04/2025   09:05:26   (  76.21,  52.41) 09/04/2025   09:06:21  (  76.21,  52.34)    1.96                55
 09/04/2025   09:56:09   ( -76.18,-140.17) 09/04/2025   09:55:49  ( -76.18,-140.10)    1.97                20
 09/07/2025   01:22:06   (  76.22, 168.27) 09/07/2025   01:22:50  (  76.24, 168.34)    3.19                44
 09/07/2025   02:12:49   ( -76.19, -24.30) 09/07/2025   02:12:19  ( -76.18, -24.24)    2.37                30
 09/09/2025   17:38:46   (  76.24, -75.90) 09/09/2025   17:39:20  (  76.21, -75.88)    3.41                34