Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 1 4.  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)
 01/04/2020   06:23:08   (  68.00, -51.28) 01/04/2020   06:23:59  (  67.99, -51.31)    1.63                51
 01/04/2020   07:13:03   ( -70.68, 119.86) 01/04/2020   07:12:38  ( -70.68, 119.90)    1.43                25
 01/06/2020   22:39:47   (  67.25,  63.71) 01/06/2020   22:40:41  (  67.25,  63.73)    1.01                54
 01/06/2020   23:29:25   ( -70.85,-123.96) 01/06/2020   23:29:04  ( -70.85,-123.97)    0.33                21
 01/09/2020   14:56:05   (  67.63,-179.93) 01/09/2020   14:57:03  (  67.63,-179.96)    1.52                58
 01/09/2020   15:45:45   ( -71.12,  -7.61) 01/09/2020   15:45:28  ( -71.11,  -7.68)    2.53                17
 01/12/2020   07:12:41   (  66.99, -64.79) 01/12/2020   07:13:42  (  66.99, -64.79)    0.33                61
 01/12/2020   08:02:20   ( -70.55, 107.35) 01/12/2020   08:02:06  ( -70.55, 107.35)    0.04                14
 01/14/2020   23:29:16   (  66.45,  50.50) 01/14/2020   23:30:20  (  66.45,  50.54)    1.78                64
 01/15/2020   00:18:54   ( -70.09,-137.48) 01/15/2020   00:18:43  ( -70.09,-137.43)    2.00                11
 01/17/2020   15:45:28   (  67.16, 167.20) 01/17/2020   15:46:36  (  67.15, 167.16)    1.85                68
 01/17/2020   16:35:10   ( -70.56, -20.83) 01/17/2020   16:35:03  ( -70.56, -20.87)    1.58                 7