Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 1 3.  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)
 01/04/2022   22:37:04   (  71.55,-160.75) 01/04/2022   22:37:36  (  71.54,-160.80)    2.07                32
 01/04/2022   23:27:48   ( -71.49,   6.68) 01/04/2022   23:27:05  ( -71.48,   6.73)    2.07                43
 01/07/2022   14:04:13   ( -71.58, 147.43) 01/07/2022   14:04:38  ( -71.59, 147.51)    2.72                25
 01/07/2022   14:54:57   (  71.47, -45.06) 01/07/2022   14:54:05  (  71.49, -45.01)    2.81                52
 01/10/2022   04:40:54   ( -72.44, -73.30) 01/10/2022   04:42:00  ( -72.33, -70.59)   92.15                66
 01/10/2022   05:31:23   (  71.57,  95.67) 01/10/2022   05:31:40  (  71.54,  95.67)    3.71                17
 01/10/2022   06:22:06   ( -71.45, -96.79) 01/10/2022   06:21:09  ( -71.48, -96.79)    3.57                57
 01/12/2022   20:07:58   (  72.14,-124.47) 01/12/2022   20:09:07  (  72.02,-122.91)   55.27                69
 01/12/2022   20:58:32   ( -71.55,  43.95) 01/12/2022   20:58:44  ( -71.53,  43.89)    2.70                12
 01/12/2022   21:49:16   (  71.45,-148.56) 01/12/2022   21:48:11  (  71.43,-148.63)    3.01                65
 01/15/2022   11:35:03   ( -71.91,-175.81) 01/15/2022   11:36:15  ( -71.80,-175.06)   28.81                72
 01/15/2022   12:25:42   (  71.55,  -7.84) 01/15/2022   12:25:45  (  71.53,  -7.86)    2.59                 3
 01/15/2022   13:16:26   ( -71.48, 159.62) 01/15/2022   13:15:14  ( -71.48, 159.68)    2.39                72