Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 10 18.  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)
 10/19/2020   18:43:37   (  53.14, 113.93) 10/19/2020   18:43:48  (  53.14, 113.95)    1.48                11
 10/19/2020   19:31:44   ( -62.19, -73.00) 10/19/2020   19:30:42  ( -62.19, -73.03)    1.75                62
 10/22/2020   11:00:11   (  52.46,-130.49) 10/22/2020   11:00:27  (  52.46,-130.49)    0.39                16
 10/22/2020   11:48:36   ( -60.53,  41.64) 10/22/2020   11:47:38  ( -60.54,  41.67)    1.62                58
 10/25/2020   03:16:43   (  51.90, -14.85) 10/25/2020   03:17:04  (  51.90, -14.86)    1.03                21
 10/25/2020   04:05:04   ( -60.21, 157.32) 10/25/2020   04:04:11  ( -60.21, 157.33)    0.30                53
 10/27/2020   19:33:40   (  49.84, 100.11) 10/27/2020   19:34:05  (  49.84, 100.13)    0.98                25
 10/27/2020   20:21:29   ( -60.00, -86.91) 10/27/2020   20:20:41  ( -59.99, -86.93)    1.33                48
 10/30/2020   11:50:08   (  49.50,-144.12) 10/30/2020   11:50:38  (  49.50,-144.13)    1.10                30