Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 8 12.  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)
 08/13/2020   18:10:19   (  61.66, 126.71) 08/13/2020   18:10:40  (  61.65, 126.69)    1.40                21
 08/13/2020   18:59:31   ( -66.85, -61.08) 08/13/2020   18:58:37  ( -66.85, -61.11)    1.12                54
 08/16/2020   10:26:58   (  60.70,-118.10) 08/16/2020   10:27:25  (  60.70,-118.11)    0.56                27
 08/16/2020   11:16:11   ( -65.87,  53.76) 08/16/2020   11:15:23  ( -65.88,  53.78)    1.00                48
 08/19/2020   02:43:38   (  59.75,  -2.87) 08/19/2020   02:44:11  (  59.75,  -2.87)    0.08                33
 08/19/2020   03:32:30   ( -66.09, 169.90) 08/19/2020   03:31:49  ( -66.08, 169.86)    2.04                41
 08/21/2020   19:00:16   (  58.90, 112.46) 08/21/2020   19:00:55  (  58.90, 112.47)    0.05                39
 08/21/2020   19:49:08   ( -65.27, -75.04) 08/21/2020   19:48:33  ( -65.27, -75.05)    0.70                35
 08/24/2020   11:16:52   (  58.17,-132.10) 08/24/2020   11:17:37  (  58.17,-132.11)    0.19                45