Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 11 30.  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   15:57:31   ( -48.58, -26.13) 12/01/2020   15:58:15  ( -48.63, -26.33)   15.53                44
 12/01/2020   16:47:15   (  51.89, 142.70) 12/01/2020   16:46:44  (  51.89, 142.71)    1.06                31
 12/04/2020   08:13:44   ( -49.02,  89.98) 12/04/2020   08:14:36  ( -49.06,  89.72)   19.26                52
 12/04/2020   09:03:55   (  50.77,-101.91) 12/04/2020   09:03:31  (  50.77,-101.91)    0.14                24
 12/07/2020   00:29:58   ( -49.45,-153.91) 12/07/2020   00:30:57  ( -49.53,-154.21)   23.20                59
 12/07/2020   01:20:32   (  49.88,  13.61) 12/07/2020   01:20:15  (  49.88,  13.59)    1.42                17
 12/07/2020   01:57:00   ( -75.86, -43.52) 12/07/2020   01:55:47  ( -76.31, -41.18)   79.81                73
 12/09/2020   16:46:12   ( -49.87, -37.80) 12/09/2020   16:47:19  ( -49.93, -38.16)   26.52                67
 12/09/2020   17:37:33   (  47.61, 128.55) 12/09/2020   17:37:22  (  47.61, 128.55)    0.07                11
 12/09/2020   18:18:27   ( -78.98, -19.34) 12/09/2020   18:17:13  ( -79.35, -20.72)   49.88                74
 12/12/2020   09:54:22   (  46.02,-116.17) 12/12/2020   09:54:17  (  46.03,-116.16)    1.75                 5