Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 1 8.  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)
 01/09/2020   14:56:08   (  67.45, 179.85) 01/09/2020   14:57:06  (  67.45, 179.83)    0.72                58
 01/09/2020   15:45:47   ( -70.99,  -7.83) 01/09/2020   15:45:30  ( -70.98,  -7.87)    1.74                17
 01/12/2020   07:12:46   (  66.74, -65.07) 01/12/2020   07:13:47  (  66.75, -65.04)    1.51                61
 01/12/2020   08:02:24   ( -70.31, 106.97) 01/12/2020   08:02:10  ( -70.32, 107.00)    1.20                14
 01/14/2020   23:29:02   (  67.18,  51.33) 01/14/2020   23:30:07  (  67.17,  51.30)    1.26                65
 01/15/2020   00:18:43   ( -70.63,-136.62) 01/15/2020   00:18:33  ( -70.62,-136.65)    1.37                10
 01/17/2020   15:45:38   (  66.58, 166.54) 01/17/2020   15:46:46  (  66.58, 166.55)    0.41                68
 01/17/2020   16:35:18   ( -70.11, -21.55) 01/17/2020   16:35:11  ( -70.11, -21.53)    0.86                 7
 01/17/2020   17:18:06   (  76.74, -97.68) 01/17/2020   17:16:54  (  77.31, -95.00)   92.16                72
 01/20/2020   08:02:13   (  66.03, -78.16) 01/20/2020   08:03:24  (  66.03, -78.12)    1.81                71
 01/20/2020   08:51:34   ( -70.58,  95.10) 01/20/2020   08:51:31  ( -70.57,  95.04)    2.39                 3