Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 7 24.  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)
 07/26/2023   16:50:16   (  73.20, -71.26) 07/26/2023   16:50:32  (  73.18, -71.22)    2.52                16
 07/26/2023   17:40:58   ( -73.09,  96.30) 07/26/2023   17:40:01  ( -73.11,  96.28)    2.76                57
 07/29/2023   07:26:52   (  73.87,  68.11) 07/29/2023   07:27:58  (  73.80,  70.69)   80.45                66
 07/29/2023   08:17:22   ( -73.16,-122.92) 07/29/2023   08:17:38  ( -73.16,-123.02)    3.25                16
 07/29/2023   09:08:08   (  73.10,  44.52) 07/29/2023   09:07:04  (  73.12,  44.55)    2.45                64
 07/31/2023   22:53:56   ( -73.79,  16.56) 07/31/2023   22:55:04  ( -73.71,  18.73)   67.93                68
 07/31/2023   23:44:31   (  73.19,-174.73) 07/31/2023   23:44:39  (  73.20,-174.70)    1.40                 8
 08/01/2023   00:35:14   ( -73.12,  -7.27) 08/01/2023   00:34:08  ( -73.14,  -7.19)    3.10                66
 08/03/2023   14:21:01   (  73.58, -34.68) 08/03/2023   14:22:11  (  73.46, -33.56)   37.57                70
 08/03/2023   15:11:38   ( -73.21, 133.48) 08/03/2023   15:11:44  ( -73.19, 133.53)    2.51                 6
 08/03/2023   16:02:23   (  73.11, -58.98) 08/03/2023   16:01:11  (  73.10, -59.02)    1.70                72
 08/06/2023   05:48:06   ( -73.50, -86.25) 08/06/2023   05:49:17  ( -73.39, -85.48)   27.69                71
 08/06/2023   06:38:47   (  73.20,  81.75) 08/06/2023   06:38:46  (  73.18,  81.75)    2.40                 1