Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 6 13.  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)
 06/15/2020   18:28:18   (  62.07, 122.33) 06/15/2020   18:29:04  (  62.07, 122.36)    1.83                46
 06/15/2020   19:17:21   ( -67.76, -64.72) 06/15/2020   19:16:53  ( -67.76, -64.76)    1.52                28
 06/18/2020   10:44:30   (  62.64,-121.29) 06/18/2020   10:45:22  (  62.64,-121.32)    1.93                52
 06/18/2020   11:33:53   ( -67.24,  50.56) 06/18/2020   11:33:30  ( -67.24,  50.55)    0.80                23
 06/21/2020   03:01:06   (  61.93,  -5.96) 06/21/2020   03:02:03  (  61.93,  -5.98)    1.51                57
 06/21/2020   03:50:25   ( -66.78, 165.94) 06/21/2020   03:50:07  ( -66.78, 165.93)    0.40                18
 06/23/2020   19:17:41   (  61.27, 109.44) 06/23/2020   19:18:43  (  61.27, 109.42)    1.37                62
 06/23/2020   20:06:56   ( -66.36, -78.62) 06/23/2020   20:06:43  ( -66.36, -78.62)    0.31                13
 06/26/2020   11:34:15   (  60.67,-135.10) 06/26/2020   11:35:22  (  60.66,-135.13)    1.51                67
 06/26/2020   12:23:25   ( -66.05,  36.96) 06/26/2020   12:23:17  ( -66.05,  36.95)    0.50                 8