Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2025 4 13.  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)
 04/15/2025   17:07:00   (  75.68, -69.88) 04/15/2025   17:08:01  (  75.67, -69.98)    3.23                61
 04/15/2025   17:57:43   ( -75.66,  97.52) 04/15/2025   17:57:29  ( -75.64,  97.58)    2.87                14
 04/18/2025   09:23:45   (  75.71,  45.92) 04/18/2025   09:24:27  (  75.69,  45.98)    2.51                42
 04/18/2025   10:14:27   ( -75.64,-146.53) 04/18/2025   10:13:56  ( -75.62,-146.60)    3.20                31
 04/21/2025   01:40:29   (  75.70, 161.83) 04/21/2025   01:40:53  (  75.67, 161.82)    2.95                24
 04/21/2025   02:31:11   ( -75.63, -30.61) 04/21/2025   02:30:21  ( -75.65, -30.62)    2.51                50
 04/23/2025   17:06:36   ( -76.16, 108.81) 04/23/2025   17:07:43  ( -76.09, 111.31)   67.03                67
 04/23/2025   17:57:12   (  75.71, -82.30) 04/23/2025   17:57:16  (  75.72, -82.17)    3.69                 4
 04/23/2025   18:47:54   ( -75.63,  85.26) 04/23/2025   18:46:45  ( -75.64,  85.26)    1.41                69
 04/26/2025   09:23:10   ( -75.72,-133.77) 04/26/2025   09:24:14  ( -75.75,-133.83)    3.31                64
 04/26/2025   10:13:55   (  75.68,  33.68) 04/26/2025   10:13:41  (  75.67,  33.58)    3.14                14