Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 6 30.  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)
 07/01/2020   20:09:37   (  51.81,  91.49) 07/01/2020   20:10:50  (  51.79,  91.72)   16.03                73
 07/01/2020   20:56:20   ( -65.55, -91.73) 07/01/2020   20:56:22  ( -65.55, -91.77)    2.18                 2
 07/01/2020   21:45:49   (  69.52,  80.41) 07/01/2020   21:44:36  (  69.51,  80.35)    2.52                73
 07/04/2020   13:13:07   ( -64.25,  22.91) 07/04/2020   13:13:13  ( -64.26,  22.94)    1.38                 6
 07/04/2020   14:02:34   (  68.35,-165.27) 07/04/2020   14:01:25  (  68.36,-165.22)    2.11                69
 07/07/2020   05:29:33   ( -64.10, 138.68) 07/07/2020   05:29:44  ( -64.10, 138.68)    0.08                11
 07/07/2020   06:19:01   (  68.15, -49.62) 07/07/2020   06:17:57  (  68.15, -49.59)    1.36                64
 07/09/2020   21:45:56   ( -64.06,-105.44) 07/09/2020   21:46:12  ( -64.06,-105.47)    1.43                16
 07/09/2020   22:35:25   (  68.05,  66.17) 07/09/2020   22:34:26  (  68.05,  66.18)    0.32                59
 07/12/2020   14:02:42   ( -62.80,   9.36) 07/12/2020   14:03:02  ( -62.80,   9.38)    1.30                20