Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 12 1.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(AQUA) AQUA Lat/Lon    Distance(km)  Time Diff(sec)
 12/03/2019   02:19:17   ( -55.10,-179.92) 12/03/2019   02:20:30  ( -55.05,-179.43)   32.06                73
 12/03/2019   03:05:36   (  69.71,   0.26) 12/03/2019   03:05:39  (  69.72,   0.29)    1.39                 3
 12/03/2019   03:55:26   ( -72.62, 172.60) 12/03/2019   03:54:13  ( -72.61, 172.58)    0.58                73
 12/05/2019   19:21:55   (  70.00, 116.59) 12/05/2019   19:22:01  (  70.00, 116.57)    0.81                 6
 12/05/2019   20:11:46   ( -72.84, -71.04) 12/05/2019   20:10:36  ( -72.83, -71.12)    2.67                70
 12/08/2019   11:38:30   (  69.50,-128.27) 12/08/2019   11:38:38  (  69.50,-128.23)    1.61                 8
 12/08/2019   12:28:20   ( -72.41,  43.96) 12/08/2019   12:27:12  ( -72.41,  43.97)    0.17                68
 12/11/2019   03:54:47   (  69.94, -11.71) 12/11/2019   03:54:58  (  69.94, -11.75)    1.50                11
 12/11/2019   04:44:53   ( -72.02, 159.10) 12/11/2019   04:43:47  ( -72.03, 159.17)    2.52                66
 12/13/2019   20:11:19   (  69.59, 103.66) 12/13/2019   20:11:32  (  69.59, 103.66)    0.03                13