Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 8 18.  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)
 08/20/2019   14:43:41   (  68.55,-175.80) 08/20/2019   14:44:24  (  68.55,-175.83)    1.11                43
 08/20/2019   15:33:33   ( -71.38,  -4.20) 08/20/2019   15:33:00  ( -71.38,  -4.19)    0.23                33
 08/23/2019   07:00:19   (  67.94, -60.69) 08/23/2019   07:01:04  (  67.95, -60.67)    1.13                45
 08/23/2019   07:49:53   ( -71.72, 112.31) 08/23/2019   07:49:23  ( -71.72, 112.24)    2.35                30
 08/25/2019   23:16:35   (  68.52,  55.93) 08/25/2019   23:17:23  (  68.51,  55.89)    1.75                48
 08/26/2019   00:06:28   ( -71.30,-132.57) 08/26/2019   00:06:00  ( -71.30,-132.57)    0.02                28
 08/28/2019   15:33:11   (  68.02, 171.17) 08/28/2019   15:34:01  (  68.02, 171.17)    0.12                50
 08/28/2019   16:23:02   ( -70.91, -17.34) 08/28/2019   16:22:36  ( -70.92, -17.29)    2.04                26
 08/31/2019   07:49:44   (  67.62, -73.43) 08/31/2019   07:50:36  (  67.62, -73.40)    1.26                52