Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 6 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)
 06/19/2019   23:38:26   ( -56.44,-138.97) 06/19/2019   23:39:40  ( -56.34,-138.58)   26.56                74
 06/20/2019   00:25:10   (  69.61,  40.27) 06/20/2019   00:25:12  (  69.61,  40.29)    1.03                 2
 06/20/2019   01:15:07   ( -72.19,-148.10) 06/20/2019   01:13:53  ( -72.19,-148.05)    1.80                74
 06/22/2019   15:55:31   ( -54.23, -24.32) 06/22/2019   15:56:44  ( -54.18, -23.83)   32.52                73
 06/22/2019   16:41:33   (  69.77, 156.39) 06/22/2019   16:41:36  (  69.77, 156.40)    0.11                 3
 06/22/2019   17:31:31   ( -72.30, -32.00) 06/22/2019   17:30:18  ( -72.30, -31.98)    0.96                73
 06/25/2019   08:12:33   ( -52.24,  90.55) 06/25/2019   08:13:46  ( -52.17,  91.10)   37.78                73
 06/25/2019   08:57:56   (  69.98, -87.40) 06/25/2019   08:58:00  (  69.98, -87.43)    1.17                 4
 06/25/2019   09:47:55   ( -72.46,  84.19) 06/25/2019   09:46:43  ( -72.45,  84.19)    0.30                72
 06/28/2019   00:29:33   ( -50.35,-154.45) 06/28/2019   00:30:46  ( -50.27,-153.86)   42.74                73
 06/28/2019   01:14:35   (  69.35,  27.55) 06/28/2019   01:14:39  (  69.36,  27.60)    2.22                 4
 06/28/2019   02:04:17   ( -72.71,-159.40) 06/28/2019   02:03:06  ( -72.71,-159.45)    1.96                71
 06/30/2019   17:30:55   (  69.72, 143.98) 06/30/2019   17:31:00  (  69.72, 143.98)    0.22                 5