Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 4 13.  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)
 04/14/2019   00:44:14   ( -66.05,-148.55) 04/14/2019   00:45:18  ( -66.05,-148.53)    0.86                64
 04/14/2019   01:33:37   (  70.36,  24.33) 04/14/2019   01:33:26  (  70.36,  24.29)    1.54                11
 04/16/2019   17:00:40   ( -66.15, -32.56) 04/16/2019   17:01:43  ( -66.15, -32.55)    0.74                63
 04/16/2019   17:50:04   (  70.41, 140.27) 04/16/2019   17:49:52  (  70.40, 140.23)    1.66                12
 04/19/2019   09:17:03   ( -66.35,  83.54) 04/19/2019   09:18:05  ( -66.35,  83.54)    0.25                62
 04/19/2019   10:06:28   (  70.55,-103.62) 04/19/2019   10:06:15  (  70.54,-103.67)    2.21                13
 04/22/2019   01:33:25   ( -66.67,-160.24) 04/22/2019   01:34:26  ( -66.66,-160.25)    0.65                61
 04/22/2019   02:23:08   (  69.91,  11.26) 04/22/2019   02:22:53  (  69.91,  11.31)    1.90                15
 04/24/2019   17:49:45   ( -67.08, -43.88) 04/24/2019   17:50:45  ( -67.08, -43.93)    1.92                60
 04/24/2019   18:39:30   (  70.21, 127.60) 04/24/2019   18:39:14  (  70.21, 127.61)    0.49                16