Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 5 14.  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)
 05/16/2019   04:01:34   ( -66.49, 162.52) 05/16/2019   04:02:39  ( -66.49, 162.51)    0.28                65
 05/16/2019   04:51:17   (  69.74, -26.04) 05/16/2019   04:51:06  (  69.75, -25.98)    2.42                11
 05/18/2019   20:18:06   ( -66.25, -81.86) 05/18/2019   20:19:11  ( -66.26, -81.85)    0.88                65
 05/18/2019   21:07:30   (  70.50,  91.01) 05/18/2019   21:07:20  (  70.50,  90.97)    1.52                10
 05/21/2019   12:34:36   ( -66.06,  33.82) 05/21/2019   12:35:41  ( -66.07,  33.85)    1.60                65
 05/21/2019   13:23:59   (  70.37,-153.32) 05/21/2019   13:23:49  (  70.36,-153.34)    0.87                10
 05/24/2019   04:51:04   ( -66.04, 149.67) 05/24/2019   04:52:09  ( -66.05, 149.71)    1.87                65
 05/24/2019   05:40:27   (  70.34, -37.48) 05/24/2019   05:40:17  (  70.33, -37.50)    0.71                10
 05/26/2019   21:07:30   ( -66.12, -94.36) 05/26/2019   21:08:35  ( -66.13, -94.32)    1.70                65
 05/26/2019   21:56:53   (  70.41,  78.52) 05/26/2019   21:56:43  (  70.41,  78.49)    1.02                10