Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 12 1.  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)
 12/04/2020   08:13:45   ( -49.00,  89.97) 12/04/2020   08:14:37  ( -49.03,  89.71)   19.27                52
 12/04/2020   09:03:53   (  50.92,-101.84) 12/04/2020   09:03:29  (  50.92,-101.84)    0.25                24
 12/07/2020   00:29:59   ( -49.43,-153.92) 12/07/2020   00:30:58  ( -49.50,-154.22)   22.95                59
 12/07/2020   01:20:54   (  48.60,  13.05) 12/07/2020   01:20:36  (  48.60,  13.07)    1.42                18
 12/07/2020   01:56:50   ( -75.42, -42.08) 12/07/2020   01:55:37  ( -75.85, -39.75)   80.64                73
 12/09/2020   16:46:13   ( -49.80, -37.83) 12/09/2020   16:47:19  ( -49.89, -38.17)   26.58                66
 12/09/2020   17:37:22   (  48.23, 128.81) 12/09/2020   17:37:11  (  48.22, 128.80)    1.30                11
 12/09/2020   18:18:10   ( -79.55, -14.98) 12/09/2020   18:16:56  ( -79.95, -16.31)   51.68                74
 12/12/2020   09:02:36   ( -49.71,  78.05) 12/12/2020   09:03:40  ( -50.33,  77.90)   70.20                64
 12/12/2020   09:54:13   (  46.53,-115.96) 12/12/2020   09:54:08  (  46.52,-115.98)    1.21                 5
 12/12/2020   10:39:15   ( -66.02,  63.64) 12/12/2020   10:38:01  ( -66.11,  63.25)   20.31                74
 12/15/2020   02:10:42   (  46.09,  -0.21) 12/15/2020   02:10:43  (  46.12,  -0.25)    3.95                 1