Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 9 19.  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)
 09/19/2019   03:20:20   (  81.32,  64.17) 09/19/2019   03:19:07  (  81.84,  64.14)   57.06                73
 09/21/2019   18:02:50   (  62.32, 128.45) 09/21/2019   18:04:03  (  62.30, 128.71)   13.52                73
 09/21/2019   18:51:11   ( -70.22, -55.45) 09/21/2019   18:51:11  ( -70.22, -55.42)    1.10                 0
 09/21/2019   19:39:20   (  77.70, 131.83) 09/21/2019   19:38:07  (  77.83, 131.02)   23.51                73
 09/24/2019   10:21:52   (  53.45,-121.35) 09/24/2019   10:23:05  (  53.36,-120.79)   37.94                73
 09/24/2019   11:07:31   ( -70.50,  60.89) 09/24/2019   11:07:35  ( -70.50,  60.86)    1.16                 4
 09/24/2019   11:57:36   (  72.49,-128.24) 09/24/2019   11:56:23  (  72.50,-128.18)    2.26                73
 09/27/2019   03:24:08   ( -69.95, 175.91) 09/27/2019   03:24:15  ( -69.95, 175.94)    1.25                 7
 09/27/2019   04:13:56   (  72.81, -11.70) 09/27/2019   04:12:47  (  72.81, -11.71)    0.69                69
 09/29/2019   19:40:26   ( -70.39, -67.52) 09/29/2019   19:40:37  ( -70.38, -67.56)    1.83                11
 09/29/2019   20:30:29   (  72.47, 103.50) 09/29/2019   20:29:23  (  72.48, 103.53)    1.36                66
 10/02/2019   11:57:00   ( -69.99,  47.76) 10/02/2019   11:57:14  ( -69.99,  47.75)    0.27                14