Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 5 7.  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)
 05/09/2020   05:47:24   ( -64.54, 134.41) 05/09/2020   05:48:16  ( -64.53, 134.39)    1.01                52
 05/09/2020   06:36:51   (  68.69, -53.60) 05/09/2020   06:36:27  (  68.69, -53.61)    0.42                24
 05/11/2020   22:04:10   ( -63.31,-110.80) 05/11/2020   22:05:05  ( -63.32,-110.76)    2.13                55
 05/11/2020   22:53:14   (  68.72,  62.36) 05/11/2020   22:52:54  (  68.72,  62.31)    2.06                20
 05/14/2020   14:20:31   ( -63.40,   5.20) 05/14/2020   14:21:30  ( -63.41,   5.20)    0.38                59
 05/14/2020   15:09:52   (  67.90, 177.20) 05/14/2020   15:09:35  (  67.90, 177.22)    0.98                17
 05/17/2020   06:36:52   ( -63.55, 121.23) 05/17/2020   06:37:55  ( -63.55, 121.20)    1.68                63
 05/17/2020   07:26:13   (  68.04, -66.71) 05/17/2020   07:26:00  (  68.03, -66.74)    1.21                13
 05/19/2020   22:53:34   ( -62.53,-123.73) 05/19/2020   22:54:40  ( -62.53,-123.72)    0.41                66
 05/19/2020   23:42:51   (  67.26,  48.24) 05/19/2020   23:42:41  (  67.26,  48.27)    1.27                10