Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 8 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)
 08/12/2019   13:54:17   (  68.81,-163.12) 08/12/2019   13:54:53  (  68.80,-163.15)    1.11                36
 08/12/2019   14:44:08   ( -71.68,   8.68) 08/12/2019   14:43:28  ( -71.68,   8.67)    0.38                40
 08/15/2019   06:10:57   (  68.09, -48.17) 08/15/2019   06:11:34  (  68.10, -48.13)    2.09                37
 08/15/2019   07:00:31   ( -71.87, 124.91) 08/15/2019   06:59:53  ( -71.86, 124.86)    2.02                38
 08/17/2019   22:27:17   (  68.45,  68.17) 08/17/2019   22:27:56  (  68.45,  68.17)    0.20                39
 08/17/2019   23:17:08   ( -71.33,-120.17) 08/17/2019   23:16:31  ( -71.34,-120.13)    1.37                37
 08/20/2019   14:43:36   (  68.85,-175.41) 08/20/2019   14:44:17  (  68.85,-175.45)    1.92                41
 08/20/2019   15:33:29   ( -71.62,  -3.77) 08/20/2019   15:32:54  ( -71.62,  -3.79)    0.72                35
 08/23/2019   07:00:13   (  68.23, -60.33) 08/23/2019   07:00:55  (  68.24, -60.32)    0.63                42
 08/23/2019   07:50:04   ( -71.13, 111.25) 08/23/2019   07:49:30  ( -71.14, 111.30)    2.20                34
 08/25/2019   23:16:31   (  68.69,  56.15) 08/25/2019   23:17:15  (  68.68,  56.11)    1.89                44