Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 8 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)
 08/17/2019   22:27:22   (  68.16,  67.80) 08/17/2019   22:28:02  (  68.16,  67.83)    1.29                40
 08/17/2019   23:17:12   ( -71.10,-120.56) 08/17/2019   23:16:36  ( -71.11,-120.50)    2.60                36
 08/20/2019   14:43:44   (  68.41,-175.99) 08/20/2019   14:44:27  (  68.41,-176.00)    0.41                43
 08/20/2019   15:33:36   ( -71.24,  -4.44) 08/20/2019   15:33:03  ( -71.24,  -4.41)    1.04                33
 08/23/2019   07:00:07   (  68.60, -59.85) 08/23/2019   07:00:53  (  68.60, -59.89)    1.99                46
 08/23/2019   07:49:59   ( -71.43, 111.77) 08/23/2019   07:49:29  ( -71.43, 111.76)    0.42                30
 08/25/2019   23:16:49   (  67.77,  54.98) 08/25/2019   23:17:37  (  67.78,  55.01)    1.36                48
 08/26/2019   00:06:23   ( -71.56,-132.10) 08/26/2019   00:05:56  ( -71.56,-132.15)    1.74                27
 08/28/2019   15:33:11   (  67.97, 171.11) 08/28/2019   15:34:02  (  67.97, 171.11)    0.04                51