Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 1 21.  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)
 01/23/2020   01:08:26   ( -69.12,-151.17) 01/23/2020   01:08:34  ( -69.13,-151.12)    2.40                 8
 01/23/2020   01:58:09   (  72.28,  21.35) 01/23/2020   01:57:01  (  72.28,  21.35)    0.07                68
 01/25/2020   17:24:52   ( -69.07, -35.35) 01/25/2020   17:25:05  ( -69.07, -35.32)    1.55                13
 01/25/2020   18:14:34   (  72.27, 137.24) 01/25/2020   18:13:31  (  72.27, 137.21)    0.93                63
 01/28/2020   09:41:16   ( -69.06,  80.54) 01/28/2020   09:41:34  ( -69.06,  80.55)    0.38                18
 01/28/2020   10:30:57   (  72.31,-106.79) 01/28/2020   10:29:59  (  72.30,-106.84)    2.09                58
 01/31/2020   01:57:39   ( -69.16,-163.42) 01/31/2020   01:58:02  ( -69.15,-163.45)    1.16                23
 01/31/2020   02:47:36   (  71.58,   7.73) 01/31/2020   02:46:42  (  71.58,   7.78)    1.78                54
 02/02/2020   18:14:19   ( -68.35, -48.61) 02/02/2020   18:14:46  ( -68.35, -48.57)    1.90                27