Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 12 16.  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)
 12/16/2019   12:28:00   (  68.72,-141.64) 12/16/2019   12:28:23  (  68.73,-141.60)    1.92                23
 12/16/2019   13:17:49   ( -71.70,  30.32) 12/16/2019   13:16:56  ( -71.71,  30.36)    1.56                53
 12/19/2019   04:44:13   (  69.38, -24.84) 12/19/2019   04:44:41  (  69.37, -24.89)    2.28                28
 12/19/2019   05:34:05   ( -72.18, 147.12) 12/19/2019   05:33:17  ( -72.17, 147.05)    2.43                48
 12/21/2019   21:00:43   (  69.07,  90.63) 12/21/2019   21:01:15  (  69.07,  90.59)    1.87                32
 12/21/2019   21:50:35   ( -71.88, -97.54) 12/21/2019   21:49:51  ( -71.88, -97.58)    1.44                44
 12/24/2019   13:17:12   (  68.87,-153.74) 12/24/2019   13:17:48  (  68.87,-153.79)    1.80                36
 12/24/2019   14:07:05   ( -71.64,  17.90) 12/24/2019   14:06:25  ( -71.64,  17.88)    0.81                40
 12/27/2019   05:33:39   (  68.78, -37.98) 12/27/2019   05:34:19  (  68.77, -38.02)    2.06                40
 12/27/2019   06:23:33   ( -71.50, 133.54) 12/27/2019   06:22:57  ( -71.49, 133.53)    0.51                36
 12/29/2019   21:50:25   (  67.66,  76.49) 12/29/2019   21:51:08  (  67.66,  76.53)    2.20                43