Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 12 11.  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)
 12/11/2019   03:54:53   (  69.62, -12.18) 12/11/2019   03:55:08  (  69.62, -12.20)    0.65                15
 12/11/2019   04:44:43   ( -72.52, 160.09) 12/11/2019   04:43:42  ( -72.51, 160.03)    2.15                61
 12/13/2019   20:11:28   (  69.11, 102.98) 12/13/2019   20:11:47  (  69.11, 103.00)    1.01                19
 12/13/2019   21:01:17   ( -72.08, -84.88) 12/13/2019   21:00:20  ( -72.08, -84.88)    0.10                57
 12/16/2019   12:28:01   (  68.64,-141.76) 12/16/2019   12:28:24  (  68.65,-141.70)    2.32                23
 12/16/2019   13:17:49   ( -71.68,  30.28) 12/16/2019   13:16:56  ( -71.69,  30.33)    2.02                53
 12/19/2019   04:44:15   (  69.24, -25.04) 12/19/2019   04:44:43  (  69.24, -25.07)    1.63                28
 12/19/2019   05:34:07   ( -72.05, 146.86) 12/19/2019   05:33:19  ( -72.04, 146.82)    1.71                48
 12/21/2019   21:00:46   (  68.93,  90.43) 12/21/2019   21:01:18  (  68.93,  90.41)    0.96                32
 12/21/2019   21:50:38   ( -71.75, -97.80) 12/21/2019   21:49:54  ( -71.75, -97.81)    0.44                44
 12/24/2019   13:17:16   (  68.67,-154.02) 12/24/2019   13:17:52  (  68.67,-154.04)    0.61                36