Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 9 10.  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)
 09/12/2025   09:55:23   (  76.21,  40.14) 09/12/2025   09:55:48  (  76.22,  40.03)    3.29                25
 09/12/2025   10:46:06   ( -76.18,-152.44) 09/12/2025   10:45:16  ( -76.20,-152.41)    2.46                50
 09/15/2025   02:12:03   (  76.24, 155.91) 09/15/2025   02:12:19  (  76.22, 155.89)    2.88                16
 09/15/2025   03:02:46   ( -76.21, -36.65) 09/15/2025   03:01:47  ( -76.20, -36.54)    3.29                59
 09/17/2025   17:38:09   ( -76.79, 102.36) 09/17/2025   17:39:14  ( -76.70, 105.75)   87.08                65
 09/17/2025   18:28:42   (  76.24, -88.17) 09/17/2025   18:28:49  (  76.25, -88.14)    1.13                 7
 09/17/2025   19:19:25   ( -76.20,  79.29) 09/17/2025   19:18:18  ( -76.18,  79.29)    2.23                67
 09/20/2025   09:54:40   ( -76.44,-140.32) 09/20/2025   09:55:52  ( -76.34,-139.61)   21.86                72
 09/20/2025   10:45:21   (  76.24,  27.74) 09/20/2025   10:45:19  (  76.26,  27.79)    2.70                 2
 09/20/2025   11:36:02   ( -76.11,-164.45) 09/20/2025   11:34:49  ( -76.15,-164.93)   13.64                73
 09/23/2025   02:11:15   ( -76.31, -23.91) 09/23/2025   02:12:22  ( -76.29, -23.88)    1.83                67
 09/23/2025   03:01:59   (  76.25, 143.63) 09/23/2025   03:01:48  (  76.26, 143.67)    2.06                11