Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 10 8.  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)
 10/10/2019   12:46:36   ( -68.96,  33.97) 10/10/2019   12:46:59  ( -68.97,  34.00)    1.48                23
 10/10/2019   13:36:20   (  72.05,-153.74) 10/10/2019   13:35:27  (  72.05,-153.74)    0.05                53
 10/13/2019   05:03:02   ( -68.97, 149.87) 10/13/2019   05:03:28  ( -68.97, 149.89)    0.91                26
 10/13/2019   05:52:46   (  72.05, -37.85) 10/13/2019   05:51:56  (  72.05, -37.86)    0.48                50
 10/15/2019   21:19:27   ( -69.03, -94.16) 10/15/2019   21:19:56  ( -69.03, -94.17)    0.10                29
 10/15/2019   22:09:11   (  72.10,  78.14) 10/15/2019   22:08:24  (  72.10,  78.10)    1.36                47
 10/18/2019   13:35:50   ( -69.14,  21.88) 10/18/2019   13:36:22  ( -69.13,  21.84)    1.42                32
 10/18/2019   14:25:34   (  72.20,-165.77) 10/18/2019   14:24:50  (  72.20,-165.85)    2.61                44
 10/21/2019   05:52:30   ( -68.39, 136.76) 10/21/2019   05:53:04  ( -68.39, 136.80)    1.74                34