Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 12 8.  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)
 12/08/2019   11:38:35   (  69.25,-128.61) 12/08/2019   11:38:45  (  69.26,-128.56)    2.07                10
 12/08/2019   12:28:23   ( -72.27,  43.71) 12/08/2019   12:27:17  ( -72.28,  43.72)    0.60                66
 12/11/2019   03:54:51   (  69.70, -12.06) 12/11/2019   03:55:06  (  69.70, -12.09)    1.05                15
 12/11/2019   04:44:42   ( -72.55, 160.15) 12/11/2019   04:43:41  ( -72.54, 160.08)    2.32                61
 12/13/2019   20:11:26   (  69.19, 103.10) 12/13/2019   20:11:45  (  69.19, 103.11)    0.53                19
 12/13/2019   21:01:16   ( -72.11, -84.82) 12/13/2019   21:00:19  ( -72.11, -84.83)    0.18                57
 12/16/2019   12:28:00   (  68.73,-141.64) 12/16/2019   12:28:23  (  68.74,-141.60)    1.77                23
 12/16/2019   13:17:49   ( -71.71,  30.34) 12/16/2019   13:16:56  ( -71.72,  30.38)    1.65                53
 12/19/2019   04:44:14   (  69.34, -24.90) 12/19/2019   04:44:42  (  69.33, -24.96)    2.23                28
 12/19/2019   05:34:06   ( -72.14, 147.04) 12/19/2019   05:33:18  ( -72.13, 146.98)    2.16                48
 12/21/2019   21:00:44   (  69.03,  90.57) 12/21/2019   21:01:16  (  69.03,  90.53)    1.59                32