Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 5 5.  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)
 05/05/2019   10:55:43   ( -66.60,  59.10) 05/05/2019   10:56:46  ( -66.59,  59.09)    0.33                63
 05/05/2019   11:45:11   (  70.64,-128.19) 05/05/2019   11:44:59  (  70.63,-128.24)    2.29                12
 05/08/2019   03:12:02   ( -67.06, 175.51) 05/08/2019   03:13:06  ( -67.06, 175.46)    2.23                64
 05/08/2019   04:01:49   (  70.08, -13.17) 05/08/2019   04:01:37  (  70.09, -13.16)    0.64                12
 05/10/2019   19:28:41   ( -66.44, -69.31) 05/10/2019   19:29:45  ( -66.45, -69.30)    0.30                64
 05/10/2019   20:18:08   (  70.53, 103.41) 05/10/2019   20:17:57  (  70.53, 103.37)    1.79                11
 05/13/2019   11:44:57   ( -67.02,  47.22) 05/13/2019   11:46:02  ( -67.01,  47.17)    2.09                65
 05/13/2019   12:34:43   (  70.09,-141.41) 05/13/2019   12:34:32  (  70.09,-141.39)    0.60                11
 05/16/2019   04:01:34   ( -66.51, 162.52) 05/16/2019   04:02:39  ( -66.51, 162.52)    0.06                65
 05/16/2019   04:51:00   (  70.64, -24.66) 05/16/2019   04:50:50  (  70.63, -24.72)    2.37                10
 05/18/2019   20:18:10   ( -66.04, -82.09) 05/18/2019   20:19:15  ( -66.05, -82.06)    1.74                65
 05/18/2019   21:07:34   (  70.29,  90.68) 05/18/2019   21:07:24  (  70.29,  90.66)    0.53                10