Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 7 13.  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)
 07/15/2020   06:19:03   ( -62.92, 125.38) 07/15/2020   06:19:33  ( -62.92, 125.34)    2.17                30
 07/15/2020   07:08:32   (  66.95, -63.33) 07/15/2020   07:07:47  (  66.95, -63.31)    1.30                45
 07/17/2020   22:36:00   ( -60.99,-120.26) 07/17/2020   22:36:35  ( -60.99,-120.22)    1.96                35
 07/17/2020   23:25:04   (  66.41,  51.98) 07/17/2020   23:24:25  (  66.41,  52.01)    1.52                39
 07/20/2020   14:52:33   ( -60.43,  -4.75) 07/20/2020   14:53:14  ( -60.44,  -4.73)    1.47                41
 07/20/2020   15:41:35   (  65.98, 167.43) 07/20/2020   15:41:02  (  65.99, 167.46)    1.46                33
 07/23/2020   07:09:05   ( -59.94, 110.80) 07/23/2020   07:09:52  ( -59.94, 110.81)    0.79                47
 07/23/2020   07:58:05   (  65.61, -77.05) 07/23/2020   07:57:38  (  65.61, -77.03)    1.12                27
 07/25/2020   23:25:37   ( -59.43,-133.64) 07/25/2020   23:26:30  ( -59.43,-133.64)    0.15                53
 07/26/2020   00:14:35   (  65.23,  38.47) 07/26/2020   00:14:14  (  65.23,  38.48)    0.51                21