Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 12 12.  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)
 12/13/2019   20:11:27   (  69.16, 103.05) 12/13/2019   20:11:46  (  69.16, 103.07)    0.82                19
 12/13/2019   21:01:17   ( -72.07, -84.88) 12/13/2019   21:00:20  ( -72.07, -84.88)    0.14                57
 12/16/2019   12:28:00   (  68.69,-141.68) 12/16/2019   12:28:23  (  68.70,-141.64)    1.94                23
 12/16/2019   13:17:48   ( -71.73,  30.37) 12/16/2019   13:16:55  ( -71.74,  30.41)    1.64                53
 12/19/2019   04:44:13   (  69.35, -24.88) 12/19/2019   04:44:41  (  69.34, -24.93)    2.23                28
 12/19/2019   05:34:05   ( -72.15, 147.06) 12/19/2019   05:33:17  ( -72.14, 147.00)    2.34                48
 12/21/2019   21:00:43   (  69.10,  90.66) 12/21/2019   21:01:15  (  69.09,  90.62)    1.81                32
 12/21/2019   21:50:35   ( -71.91, -97.50) 12/21/2019   21:49:51  ( -71.91, -97.54)    1.35                44
 12/24/2019   13:17:12   (  68.90,-153.72) 12/24/2019   13:17:48  (  68.89,-153.76)    1.74                36