Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 19.  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)
 04/21/2025   01:40:29   (  75.71, 161.79) 04/21/2025   01:40:52  (  75.72, 161.94)    4.10                23
 04/21/2025   02:31:11   ( -75.65, -30.67) 04/21/2025   02:30:21  ( -75.64, -30.66)    1.13                50
 04/23/2025   17:06:37   ( -76.17, 108.77) 04/23/2025   17:07:44  ( -76.09, 111.31)   68.34                67
 04/23/2025   17:57:12   (  75.67, -82.17) 04/23/2025   17:57:18  (  75.68, -82.29)    3.58                 6
 04/23/2025   18:47:55   ( -75.64,  85.23) 04/23/2025   18:46:46  ( -75.65,  85.26)    1.14                69
 04/26/2025   09:23:11   ( -75.72,-133.79) 04/26/2025   09:24:16  ( -75.73,-133.90)    3.05                65
 04/26/2025   10:13:56   (  75.68,  33.68) 04/26/2025   10:13:42  (  75.70,  33.67)    2.79                14
 04/26/2025   11:04:26   ( -75.05,-157.01) 04/26/2025   11:03:21  ( -75.13,-160.29)   94.29                65
 04/29/2025   01:39:54   ( -75.74, -17.96) 04/29/2025   01:40:39  ( -75.72, -18.02)    3.00                45
 04/29/2025   02:30:39   (  75.70, 149.50) 04/29/2025   02:30:05  (  75.69, 149.54)    1.36                34
 05/01/2025   17:56:37   ( -75.73,  97.98) 05/01/2025   17:57:02  ( -75.73,  97.90)    2.23                25