Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 5 24.  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)
 05/24/2019   04:50:55   ( -66.51, 150.19) 05/24/2019   04:52:01  ( -66.51, 150.18)    0.35                66
 05/24/2019   05:40:21   (  70.64, -37.00) 05/24/2019   05:40:12  (  70.63, -37.06)    2.48                 9
 05/26/2019   21:07:32   ( -65.99, -94.49) 05/26/2019   21:08:39  ( -65.99, -94.46)    1.47                67
 05/26/2019   21:56:56   (  70.23,  78.25) 05/26/2019   21:56:48  (  70.23,  78.23)    0.65                 8
 05/26/2019   22:39:27   ( -75.88,   5.23) 05/26/2019   22:38:14  ( -76.39,   8.05)   94.56                73
 05/29/2019   13:23:46   ( -66.72,  22.18) 05/29/2019   13:24:55  ( -66.71,  22.15)    1.59                69
 05/29/2019   14:13:28   (  69.93,-166.33) 05/29/2019   14:13:21  (  69.93,-166.31)    0.90                 7
 05/29/2019   14:56:58   ( -78.62, 108.91) 05/29/2019   14:55:45  ( -79.19, 111.34)   81.90                73
 06/01/2019   05:40:20   ( -66.30, 137.61) 06/01/2019   05:41:30  ( -66.30, 137.60)    0.27                70
 06/01/2019   06:30:01   (  69.62, -50.90) 06/01/2019   06:29:55  (  69.63, -50.85)    2.18                 6
 06/01/2019   07:14:26   ( -80.52,-152.17) 06/01/2019   07:13:13  ( -81.11,-150.75)   69.71                73
 06/03/2019   21:56:53   ( -65.99,-106.84) 06/03/2019   21:58:04  ( -65.99,-106.82)    0.80                71
 06/03/2019   22:46:14   (  70.38,  66.12) 06/03/2019   22:46:10  (  70.37,  66.07)    1.86                 4
 06/03/2019   23:31:50   ( -81.32, -57.09) 06/03/2019   23:30:37  ( -81.84, -57.18)   58.09                73
 06/06/2019   14:13:25   ( -65.73,   8.77) 06/06/2019   14:14:37  ( -65.74,   8.81)    1.60                72
 06/06/2019   15:02:45   (  70.18,-178.31) 06/06/2019   15:02:42  (  70.17,-178.33)    1.12                 3