Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 9 13.  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)
 09/14/2020   22:18:38   ( -58.18,-117.46) 09/14/2020   22:18:55  ( -58.18,-117.45)    0.63                17
 09/14/2020   23:07:21   (  64.87,  55.13) 09/14/2020   23:06:23  (  64.87,  55.12)    0.50                58
 09/17/2020   14:35:09   ( -57.71,  -1.84) 09/17/2020   14:35:32  ( -57.71,  -1.85)    0.55                23
 09/17/2020   15:23:50   (  64.52, 170.71) 09/17/2020   15:22:58  (  64.52, 170.68)    1.28                52
 09/20/2020   06:52:04   ( -55.83, 112.94) 09/20/2020   06:52:32  ( -55.83, 112.97)    1.98                28
 09/20/2020   07:40:18   (  64.17, -73.71) 09/20/2020   07:39:32  (  64.16, -73.75)    2.27                46
 09/22/2020   23:08:33   ( -55.47,-131.34) 09/22/2020   23:09:07  ( -55.47,-131.34)    0.16                34
 09/22/2020   23:57:08   (  62.65,  40.87) 09/22/2020   23:56:27  (  62.65,  40.89)    1.03                41
 09/25/2020   15:25:00   ( -55.23, -15.57) 09/25/2020   15:25:40  ( -55.22, -15.60)    1.92                40