Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 1 30.  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)
 01/31/2020   01:57:36   ( -69.31,-163.20) 01/31/2020   01:57:59  ( -69.31,-163.24)    1.60                23
 01/31/2020   02:47:34   (  71.68,   7.93) 01/31/2020   02:46:40  (  71.69,   7.96)    1.34                54
 02/02/2020   18:14:14   ( -68.62, -48.25) 02/02/2020   18:14:41  ( -68.62, -48.24)    0.75                27
 02/02/2020   19:03:55   (  71.89, 124.20) 02/02/2020   19:03:06  (  71.88, 124.17)    1.22                49
 02/05/2020   10:30:31   ( -69.05,  68.23) 02/05/2020   10:31:03  ( -69.04,  68.17)    2.39                32
 02/05/2020   11:20:29   (  71.41,-120.76) 02/05/2020   11:19:44  (  71.42,-120.73)    0.99                45
 02/08/2020   02:47:04   ( -68.62,-176.45) 02/08/2020   02:47:40  ( -68.62,-176.48)    1.20                36
 02/08/2020   03:37:01   (  71.04,  -5.50) 02/08/2020   03:36:20  (  71.05,  -5.43)    2.62                41
 02/10/2020   19:03:34   ( -68.30, -60.97) 02/10/2020   19:04:14  ( -68.30, -60.99)    0.61                40