Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 11 15.  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)
 11/18/2020   06:35:24   ( -49.74, 114.75) 11/18/2020   06:35:29  ( -49.74, 114.74)    0.92                 5
 11/18/2020   07:23:18   (  59.28, -72.70) 11/18/2020   07:22:11  (  59.27, -72.72)    1.15                67
 11/20/2020   22:52:27   ( -47.33,-130.36) 11/20/2020   22:52:37  ( -47.33,-130.35)    0.97                10
 11/20/2020   23:40:14   (  57.29,  41.93) 11/20/2020   23:39:12  (  57.30,  41.96)    1.84                62
 11/23/2020   15:08:55   ( -46.97, -14.59) 11/23/2020   15:09:11  ( -46.97, -14.60)    1.33                16
 11/23/2020   15:56:41   (  57.00, 157.68) 11/23/2020   15:55:45  (  57.00, 157.68)    0.11                56
 11/26/2020   07:25:11   ( -47.31, 101.47) 11/26/2020   07:25:33  ( -47.32, 101.41)    4.67                22
 11/26/2020   08:13:32   (  55.35, -87.37) 11/26/2020   08:12:41  (  55.35, -87.34)    1.70                51
 11/28/2020   23:41:27   ( -47.64,-142.47) 11/28/2020   23:41:55  ( -47.66,-142.57)    7.93                28