Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 2 28.  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   09:25:45   ( -71.69,-142.77) 03/01/2022   09:26:16  ( -71.69,-142.83)    1.97                31
 03/01/2022   10:16:31   (  71.62,  24.66) 03/01/2022   10:15:43  (  71.60,  24.66)    2.38                48
 03/04/2022   00:52:56   (  71.73, 165.39) 03/04/2022   00:53:16  (  71.73, 165.48)    3.20                20
 03/04/2022   01:43:38   ( -71.62, -27.10) 03/04/2022   01:42:46  ( -71.62, -27.08)    0.84                52
 03/06/2022   15:29:33   (  72.45, -55.08) 03/06/2022   15:30:40  (  72.34, -52.85)   76.07                67
 03/06/2022   16:20:02   ( -71.68, 113.72) 03/06/2022   16:20:20  ( -71.69, 113.65)    2.93                18
 03/06/2022   17:10:48   (  71.61, -78.84) 03/06/2022   17:09:47  (  71.59, -78.88)    2.41                61
 03/09/2022   06:56:37   ( -72.30,-106.54) 03/09/2022   06:57:46  ( -72.19,-104.90)   57.32                69
 03/09/2022   07:47:12   (  71.72,  61.87) 03/09/2022   07:47:19  (  71.71,  61.91)    2.37                 7
 03/09/2022   08:37:54   ( -71.62,-130.61) 03/09/2022   08:36:49  ( -71.60,-130.63)    2.25                65
 03/11/2022   22:23:39   (  71.94,-157.61) 03/11/2022   22:24:51  (  71.87,-157.21)   16.27                72
 03/11/2022   23:14:18   ( -71.68,  10.19) 03/11/2022   23:14:22  ( -71.71,  10.15)    3.18                 4
 03/12/2022   00:05:02   (  71.51, 177.81) 03/12/2022   00:03:50  (  71.55, 177.52)   11.03                72