Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 4 6.  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)
 04/07/2020   01:42:25   (  56.00,   9.94) 04/07/2020   01:43:38  (  55.96,  10.30)   22.49                73
 04/07/2020   02:29:32   ( -68.20,-172.46) 04/07/2020   02:29:33  ( -68.21,-172.42)    1.44                 1
 04/07/2020   03:18:54   (  72.46,   1.66) 04/07/2020   03:17:40  (  72.50,   1.58)    5.47                74
 04/09/2020   18:45:56   ( -68.21, -56.54) 04/09/2020   18:46:02  ( -68.21, -56.55)    0.13                 6
 04/09/2020   19:35:36   (  71.54, 115.82) 04/09/2020   19:34:27  (  71.53, 115.76)    2.26                69
 04/12/2020   11:02:19   ( -68.26,  59.44) 04/12/2020   11:02:30  ( -68.26,  59.39)    2.01                11
 04/12/2020   11:52:13   (  70.87,-129.44) 04/12/2020   11:51:08  (  70.87,-129.42)    0.77                65
 04/15/2020   03:18:59   ( -67.40, 174.28) 04/15/2020   03:19:14  ( -67.41, 174.29)    0.72                15
 04/15/2020   04:08:34   (  71.03, -13.26) 04/15/2020   04:07:34  (  71.02, -13.31)    1.87                60
 04/17/2020   19:35:18   ( -67.62, -69.56) 04/17/2020   19:35:38  ( -67.61, -69.60)    1.82                20