Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 9 11.  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)
 09/12/2020   06:01:56   ( -59.28, 127.35) 09/12/2020   06:02:07  ( -59.28, 127.37)    0.94                11
 09/12/2020   06:50:44   (  65.67, -59.98) 09/12/2020   06:49:40  (  65.67, -59.99)    0.73                64
 09/14/2020   22:18:17   ( -59.32,-116.70) 09/14/2020   22:18:34  ( -59.32,-116.73)    1.48                17
 09/14/2020   23:07:25   (  64.61,  54.88) 09/14/2020   23:06:26  (  64.61,  54.91)    1.60                59
 09/17/2020   14:35:03   ( -58.01,  -1.65) 09/17/2020   14:35:25  ( -58.01,  -1.66)    0.08                22
 09/17/2020   15:23:44   (  64.81, 170.99) 09/17/2020   15:22:51  (  64.81, 170.97)    1.02                53
 09/20/2020   06:51:47   ( -56.81, 113.52) 09/20/2020   06:52:14  ( -56.81, 113.53)    0.93                27
 09/20/2020   07:40:25   (  63.80, -74.05) 09/20/2020   07:39:37  (  63.80, -74.03)    0.74                48
 09/22/2020   23:08:30   ( -55.66,-131.24) 09/22/2020   23:09:02  ( -55.66,-131.22)    1.56                32