Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 8 15.  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)
 08/15/2019   06:10:41   (  68.97, -47.02) 08/15/2019   06:11:19  (  68.96, -47.07)    1.96                38
 08/15/2019   07:00:33   ( -71.78, 124.75) 08/15/2019   06:59:55  ( -71.78, 124.72)    1.16                38
 08/17/2019   22:27:22   (  68.20,  67.85) 08/17/2019   22:28:02  (  68.20,  67.88)    0.97                40
 08/17/2019   23:17:12   ( -71.14,-120.49) 08/17/2019   23:16:36  ( -71.15,-120.44)    2.24                36
 08/20/2019   14:43:41   (  68.56,-175.79) 08/20/2019   14:44:24  (  68.55,-175.82)    1.16                43
 08/20/2019   15:33:33   ( -71.39,  -4.19) 08/20/2019   15:33:00  ( -71.39,  -4.18)    0.19                33
 08/23/2019   07:00:20   (  67.89, -60.76) 08/23/2019   07:01:05  (  67.90, -60.73)    1.35                45
 08/23/2019   07:49:54   ( -71.68, 112.22) 08/23/2019   07:49:24  ( -71.67, 112.17)    2.07                30
 08/25/2019   23:16:38   (  68.36,  55.72) 08/25/2019   23:17:26  (  68.36,  55.69)    1.15                48
 08/26/2019   00:06:31   ( -71.14,-132.83) 08/26/2019   00:06:03  ( -71.15,-132.82)    0.69                28
 08/28/2019   15:33:16   (  67.75, 170.84) 08/28/2019   15:34:06  (  67.75, 170.86)    0.97                50