Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 4 15.  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)
 04/16/2019   17:00:40   ( -66.14, -32.57) 04/16/2019   17:01:43  ( -66.14, -32.55)    0.70                63
 04/16/2019   17:50:04   (  70.41, 140.27) 04/16/2019   17:49:52  (  70.40, 140.23)    1.67                12
 04/19/2019   09:17:03   ( -66.40,  83.59) 04/19/2019   09:18:05  ( -66.40,  83.60)    0.12                62
 04/19/2019   10:06:27   (  70.60,-103.53) 04/19/2019   10:06:14  (  70.60,-103.59)    2.30                13
 04/22/2019   01:33:24   ( -66.72,-160.18) 04/22/2019   01:34:25  ( -66.71,-160.20)    0.85                61
 04/22/2019   02:23:07   (  69.96,  11.34) 04/22/2019   02:22:52  (  69.97,  11.38)    1.71                15
 04/24/2019   17:49:43   ( -67.19, -43.76) 04/24/2019   17:50:43  ( -67.18, -43.81)    2.21                60
 04/24/2019   18:39:29   (  70.26, 127.68) 04/24/2019   18:39:13  (  70.26, 127.69)    0.20                16
 04/27/2019   10:06:22   ( -66.58,  71.43) 04/27/2019   10:07:20  ( -66.58,  71.44)    0.68                58
 04/27/2019   10:55:48   (  70.72,-115.71) 04/27/2019   10:55:31  (  70.71,-115.75)    1.79                17