Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 7 30.  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)
 08/01/2022   15:05:13   (  72.40, -47.60) 08/01/2022   15:06:24  (  72.24, -46.78)   32.75                71
 08/01/2022   15:55:50   ( -72.04, 120.42) 08/01/2022   15:55:56  ( -72.02, 120.46)    2.96                 6
 08/01/2022   16:46:35   (  71.92, -72.05) 08/01/2022   16:45:23  (  71.92, -72.06)    0.73                72
 08/04/2022   06:32:17   ( -72.50, -99.55) 08/04/2022   06:33:27  ( -72.36, -98.32)   44.14                70
 08/04/2022   07:22:55   (  72.03,  68.68) 08/04/2022   07:22:58  (  72.05,  68.77)    3.70                 3
 08/04/2022   08:13:37   ( -71.93,-123.80) 08/04/2022   08:12:28  ( -71.94,-123.80)    1.46                69
 08/06/2022   21:59:20   (  72.41,-151.10) 08/06/2022   22:00:31  (  72.28,-150.22)   32.66                71
 08/06/2022   22:49:56   ( -72.04,  16.94) 08/06/2022   22:50:03  ( -72.01,  16.93)    3.09                 7
 08/06/2022   23:40:41   (  71.93,-175.55) 08/06/2022   23:39:30  (  71.91,-175.60)    2.65                71
 08/09/2022   13:26:23   ( -72.51, 156.96) 08/09/2022   13:27:33  ( -72.39, 158.21)   43.96                70
 08/09/2022   14:17:01   (  72.05, -34.83) 08/09/2022   14:17:05  (  72.03, -34.80)    2.92                 4
 08/09/2022   15:07:43   ( -71.93, 132.71) 08/09/2022   15:06:35  ( -71.92, 132.64)    2.75                68
 08/12/2022   04:53:26   (  72.43, 105.37) 08/12/2022   04:54:37  (  72.30, 106.28)   34.13                71
 08/12/2022   05:44:03   ( -72.05, -86.56) 08/12/2022   05:44:10  ( -72.03, -86.56)    2.38                 7
 08/12/2022   06:34:48   (  71.96,  80.93) 08/12/2022   06:33:36  (  71.98,  80.99)    3.50                72