Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 5 31.  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)
 06/01/2019   05:40:22   ( -66.17, 137.47) 06/01/2019   05:41:32  ( -66.17, 137.47)    0.27                70
 06/01/2019   06:29:45   (  70.46, -49.63) 06/01/2019   06:29:40  (  70.45, -49.69)    2.27                 5
 06/01/2019   07:14:31   ( -80.65,-153.99) 06/01/2019   07:13:18  ( -81.23,-152.70)   68.56                73
 06/03/2019   21:56:56   ( -65.80,-107.03) 06/03/2019   21:58:07  ( -65.81,-107.00)    1.47                71
 06/03/2019   22:46:17   (  70.20,  65.85) 06/03/2019   22:46:13  (  70.20,  65.83)    1.13                 4
 06/03/2019   23:31:56   ( -81.33, -59.61) 06/03/2019   23:30:43  ( -81.84, -59.87)   56.72                73
 06/06/2019   14:13:07   ( -66.69,   9.81) 06/06/2019   14:14:20  ( -66.69,   9.76)    2.16                73
 06/06/2019   15:02:48   (  70.00,-178.57) 06/06/2019   15:02:45  (  70.00,-178.57)    0.21                 3
 06/06/2019   15:49:18   ( -80.81,  35.54) 06/06/2019   15:48:04  ( -81.20,  34.72)   45.18                74
 06/09/2019   06:29:40   ( -66.38, 125.35) 06/09/2019   06:30:54  ( -66.38, 125.32)    1.39                74
 06/09/2019   07:19:18   (  69.85, -62.91) 06/09/2019   07:19:16  (  69.86, -62.90)    0.54                 2
 06/09/2019   08:06:36   ( -79.46, 135.69) 06/09/2019   08:05:22  ( -79.71, 134.74)   34.33                74
 06/11/2019   22:46:54   ( -63.76,-121.36) 06/11/2019   22:48:08  ( -63.73,-121.24)    6.63                74
 06/11/2019   23:35:47   (  69.70,  52.75) 06/11/2019   23:35:46  (  69.71,  52.78)    1.07                 1
 06/12/2019   00:23:50   ( -77.65,-119.46) 06/12/2019   00:22:36  ( -77.81,-120.18)   24.02                74
 06/14/2019   15:04:09   ( -61.11,  -7.65) 06/14/2019   15:05:23  ( -61.05,  -7.42)   13.98                74
 06/14/2019   15:52:15   (  69.66, 168.57) 06/14/2019   15:52:15  (  69.66, 168.60)    1.40                 0