Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 9 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)
 10/02/2019   11:57:04   ( -69.76,  47.41) 10/02/2019   11:57:18  ( -69.76,  47.43)    0.76                14
 10/02/2019   12:46:52   (  72.62,-140.30) 10/02/2019   12:45:50  (  72.62,-140.32)    0.75                62
 10/05/2019   04:13:36   ( -69.40, 162.79) 10/05/2019   04:13:53  ( -69.41, 162.84)    1.96                17
 10/05/2019   05:03:22   (  72.38, -24.90) 10/05/2019   05:02:23  (  72.38, -24.89)    0.51                59
 10/07/2019   20:29:48   ( -70.16, -80.20) 10/07/2019   20:30:09  ( -70.15, -80.26)    2.35                21
 10/07/2019   21:19:52   (  72.18,  90.61) 10/07/2019   21:18:56  (  72.18,  90.64)    1.27                56
 10/10/2019   12:46:18   ( -69.96,  35.39) 10/10/2019   12:46:42  ( -69.95,  35.34)    2.12                24
 10/10/2019   13:36:20   (  72.09,-153.68) 10/10/2019   13:35:27  (  72.09,-153.64)    1.55                53
 10/13/2019   05:02:45   ( -69.92, 151.22) 10/13/2019   05:03:12  ( -69.91, 151.16)    2.39                27