Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 2 27.  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)
 03/01/2022   09:25:46   ( -71.73,-142.83) 03/01/2022   09:26:16  ( -71.72,-142.79)    1.87                30
 03/01/2022   10:16:31   (  71.61,  24.70) 03/01/2022   10:15:43  (  71.62,  24.70)    1.92                48
 03/04/2022   00:52:56   (  71.71, 165.42) 03/04/2022   00:53:17  (  71.71, 165.44)    0.99                21
 03/04/2022   01:43:38   ( -71.61, -27.06) 03/04/2022   01:42:47  ( -71.59, -27.12)    2.52                51
 03/06/2022   15:29:32   (  72.44, -55.06) 03/06/2022   15:30:39  (  72.37, -52.79)   76.45                67
 03/06/2022   16:20:02   ( -71.72, 113.66) 03/06/2022   16:20:19  ( -71.73, 113.70)    1.84                17
 03/06/2022   17:10:47   (  71.60, -78.82) 03/06/2022   17:09:46  (  71.62, -78.82)    3.04                61
 03/09/2022   06:56:36   ( -72.29,-106.52) 03/09/2022   06:57:45  ( -72.23,-104.82)   57.90                69
 03/09/2022   07:47:12   (  71.71,  61.89) 03/09/2022   07:47:20  (  71.69,  61.89)    2.22                 8
 03/09/2022   08:37:54   ( -71.61,-130.59) 03/09/2022   08:36:50  ( -71.59,-130.65)    3.04                64
 03/11/2022   22:23:40   (  71.99,-157.70) 03/11/2022   22:24:51  (  71.92,-157.12)   21.19                71
 03/11/2022   23:14:19   ( -71.73,  10.12) 03/11/2022   23:14:23  ( -71.71,  10.15)    2.41                 4
 03/12/2022   00:05:03   (  71.55, 177.73) 03/12/2022   00:03:50  (  71.60, 177.61)    6.55                73