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)
 12/01/2020   15:57:32   ( -48.53, -26.15) 12/01/2020   15:58:16  ( -48.58, -26.35)   15.43                44
 12/01/2020   16:47:13   (  51.95, 142.73) 12/01/2020   16:46:42  (  51.95, 142.74)    0.94                31
 12/04/2020   08:13:44   ( -49.02,  89.98) 12/04/2020   08:14:36  ( -49.06,  89.72)   19.28                52
 12/04/2020   09:03:53   (  50.90,-101.85) 12/04/2020   09:03:29  (  50.89,-101.85)    0.15                24
 12/07/2020   00:29:59   ( -49.40,-153.93) 12/07/2020   00:30:58  ( -49.47,-154.23)   22.96                59
 12/07/2020   01:20:56   (  48.51,  13.01) 12/07/2020   01:20:38  (  48.52,  13.03)    1.67                18
 12/07/2020   01:56:53   ( -75.53, -42.45) 12/07/2020   01:55:40  ( -75.97, -40.11)   80.41                73
 12/09/2020   16:46:12   ( -49.88, -37.79) 12/09/2020   16:47:19  ( -49.93, -38.16)   26.55                67
 12/09/2020   17:37:26   (  48.02, 128.73) 12/09/2020   17:37:15  (  48.02, 128.72)    0.84                11
 12/09/2020   18:18:17   ( -79.34, -16.73) 12/09/2020   18:17:03  ( -79.72, -18.09)   50.97                74
 12/12/2020   09:54:19   (  46.15,-116.11) 12/12/2020   09:54:14  (  46.15,-116.12)    0.51                 5
 12/12/2020   10:39:24   ( -65.50,  63.10) 12/12/2020   10:38:10  ( -65.58,  62.73)   19.18                74
 12/15/2020   02:10:39   (  46.23,  -0.16) 12/15/2020   02:10:41  (  46.22,  -0.21)    4.23                 2