Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 4 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)
 04/11/2019   08:27:39   ( -66.44,  95.99) 04/11/2019   08:28:44  ( -66.44,  96.00)    0.21                65
 04/11/2019   09:17:05   (  70.58, -91.20) 04/11/2019   09:16:55  (  70.58, -91.25)    1.85                10
 04/14/2019   00:43:58   ( -66.92,-147.59) 04/14/2019   00:45:04  ( -66.92,-147.63)    1.71                66
 04/14/2019   01:33:43   (  70.05,  23.84) 04/14/2019   01:33:33  (  70.05,  23.87)    1.16                10
 04/16/2019   17:00:36   ( -66.37, -32.33) 04/16/2019   17:01:42  ( -66.37, -32.31)    0.60                66
 04/16/2019   17:50:02   (  70.52, 140.44) 04/16/2019   17:49:53  (  70.51, 140.41)    1.33                 9
 04/19/2019   09:16:50   ( -67.06,  84.33) 04/19/2019   09:17:57  ( -67.06,  84.29)    2.09                67
 04/19/2019   10:06:36   (  70.13,-104.27) 04/19/2019   10:06:27  (  70.14,-104.25)    0.80                 9
 04/22/2019   01:33:24   ( -66.72,-160.17) 04/22/2019   01:34:31  ( -66.72,-160.19)    0.54                67
 04/22/2019   02:23:09   (  69.86,  11.19) 04/22/2019   02:23:00  (  69.87,  11.25)    2.49                 9
 04/22/2019   03:05:08   ( -74.71, -57.72) 04/22/2019   03:03:56  ( -75.25, -55.02)   98.35                72
 04/24/2019   17:49:56   ( -66.49, -44.55) 04/24/2019   17:51:03  ( -66.49, -44.54)    0.62                67
 04/24/2019   18:39:23   (  70.58, 128.19) 04/24/2019   18:39:15  (  70.58, 128.16)    1.33                 8