Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 2.  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)
 04/02/2025   08:34:00   ( -75.75,-122.17) 04/02/2025   08:35:12  ( -75.65,-121.77)   15.23                72
 04/02/2025   09:24:42   (  75.57,  45.73) 04/02/2025   09:24:39  (  75.59,  45.68)    2.55                 3
 04/02/2025   10:15:22   ( -75.40,-146.39) 04/02/2025   10:14:09  ( -75.46,-147.05)   19.61                73
 04/05/2025   00:50:44   ( -75.66,  -6.00) 04/05/2025   00:51:41  ( -75.63,  -5.96)    3.09                57
 04/05/2025   01:41:28   (  75.57, 161.61) 04/05/2025   01:41:08  (  75.56, 161.48)    3.62                20
 04/07/2025   17:07:28   ( -75.63, 109.99) 04/07/2025   17:08:08  ( -75.63, 109.90)    2.29                40
 04/07/2025   17:58:13   (  75.58, -82.56) 04/07/2025   17:57:34  (  75.60, -82.52)    2.15                39
 04/10/2025   09:24:14   ( -75.65,-134.22) 04/10/2025   09:24:35  ( -75.64,-134.19)    2.26                21
 04/10/2025   10:14:58   (  75.57,  33.38) 04/10/2025   10:14:02  (  75.56,  33.23)    4.09                56
 04/13/2025   00:50:20   (  75.86, 173.63) 04/13/2025   00:51:31  (  75.78, 174.48)   25.09                71
 04/13/2025   01:40:59   ( -75.65, -18.32) 04/13/2025   01:41:01  ( -75.66, -18.23)    2.97                 2
 04/13/2025   02:31:41   (  75.47, 149.58) 04/13/2025   02:30:29  (  75.53, 149.04)   16.52                72
 04/15/2025   17:07:01   (  75.69, -69.89) 04/15/2025   17:07:59  (  75.67, -69.95)    2.50                58
 04/15/2025   17:57:44   ( -75.65,  97.54) 04/15/2025   17:57:27  ( -75.65,  97.63)    2.66                17