Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 6 6.  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)
 06/07/2021   09:25:07   ( -53.36,-128.83) 06/07/2021   09:26:11  ( -53.36,-128.81)    1.48                64
 06/07/2021   10:13:58   (  46.67,  41.51) 06/07/2021   10:13:47  (  46.69,  41.66)   11.58                11
 06/10/2021   01:42:05   ( -55.58, -14.09) 06/10/2021   01:43:18  ( -55.58, -14.05)    2.56                73
 06/10/2021   02:30:07   (  46.10, 157.68) 06/10/2021   02:30:06  (  46.09, 157.76)    6.67                 1
 06/12/2021   18:04:45   ( -76.00,  75.14) 06/12/2021   18:05:59  ( -76.27,  76.39)   44.84                74
 06/12/2021   18:46:34   (  46.63, -86.59) 06/12/2021   18:46:43  (  46.62, -86.56)    2.77                 9
 06/12/2021   19:38:13   ( -49.95,  79.32) 06/12/2021   19:37:05  ( -50.04,  79.72)   30.51                68
 06/15/2021   10:27:52   ( -74.41,  80.93) 06/15/2021   10:29:05  ( -74.84,  78.55)   84.34                73
 06/15/2021   11:03:04   (  47.27,  29.08) 06/15/2021   11:03:23  (  47.28,  29.07)    1.12                19
 06/15/2021   11:54:22   ( -49.38,-164.49) 06/15/2021   11:53:24  ( -49.45,-164.15)   25.42                58
 06/18/2021   03:20:02   (  49.54, 144.06) 06/18/2021   03:20:30  (  49.54, 144.04)    1.23                28