Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 4.  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)
 04/05/2025   00:50:43   ( -75.62,  -5.87) 04/05/2025   00:51:41  ( -75.62,  -6.00)    3.78                58
 04/05/2025   01:41:28   (  75.57, 161.59) 04/05/2025   01:41:07  (  75.60, 161.58)    2.44                21
 04/07/2025   17:07:28   ( -75.64, 109.95) 04/07/2025   17:08:07  ( -75.65, 109.96)    0.92                39
 04/07/2025   17:58:13   (  75.59, -82.59) 04/07/2025   17:57:34  (  75.57, -82.60)    2.24                39
 04/10/2025   09:24:13   ( -75.63,-134.13) 04/10/2025   09:24:34  ( -75.64,-134.18)    1.81                21
 04/10/2025   10:14:58   (  75.58,  33.32) 04/10/2025   10:14:01  (  75.56,  33.25)    3.16                57
 04/13/2025   00:50:19   (  75.84, 173.70) 04/13/2025   00:51:31  (  75.71, 174.28)   21.86                72
 04/13/2025   01:40:58   ( -75.63, -18.26) 04/13/2025   01:41:00  ( -75.64, -18.29)    1.28                 2
 04/13/2025   02:31:40   (  75.45, 149.64) 04/13/2025   02:30:28  (  75.51, 148.99)   19.58                72
 04/15/2025   17:07:00   (  75.68, -69.86) 04/15/2025   17:07:57  (  75.67, -69.94)    2.39                57
 04/15/2025   17:57:43   ( -75.65,  97.56) 04/15/2025   17:57:25  ( -75.65,  97.64)    2.08                18