Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 5 16.  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)
 05/16/2021   22:22:03   (  46.96,-140.76) 05/16/2021   22:23:08  (  46.96,-140.76)    0.11                65
 05/16/2021   23:12:40   ( -46.71,  26.67) 05/16/2021   23:12:28  ( -46.74,  26.97)   23.64                12
 05/19/2021   14:39:10   (  49.70, -25.99) 05/19/2021   14:40:23  (  49.70, -25.98)    1.29                73
 05/19/2021   15:28:50   ( -46.17, 142.82) 05/19/2021   15:28:48  ( -46.21, 143.05)   18.36                 2
 05/22/2021   07:01:24   (  69.61,  74.47) 05/22/2021   07:02:37  (  69.74,  75.33)   36.04                73
 05/22/2021   07:45:07   ( -46.09,-101.21) 05/22/2021   07:45:14  ( -46.10,-101.03)   14.11                 7
 05/22/2021   08:37:06   (  50.21,  64.35) 05/22/2021   08:35:54  (  50.31,  64.93)   42.58                72
 05/24/2021   23:23:52   (  80.68, 102.92) 05/24/2021   23:25:05  (  81.26, 101.54)   68.55                73
 05/25/2021   00:01:26   ( -46.08,  14.73) 05/25/2021   00:01:43  ( -46.12,  14.84)    9.93                17
 05/25/2021   00:53:16   (  49.67,-179.47) 05/25/2021   00:52:13  (  49.74,-178.95)   38.11                63
 05/27/2021   15:46:27   (  63.25, 165.45) 05/27/2021   15:47:39  (  63.55, 163.71)   93.12                72
 05/27/2021   16:17:45   ( -46.06, 130.68) 05/27/2021   16:18:11  ( -46.09, 130.74)    5.64                26
 05/27/2021   17:09:25   (  49.08, -63.27) 05/27/2021   17:08:32  (  49.19, -62.84)   33.49                53
 05/30/2021   08:34:05   ( -46.11,-113.40) 05/30/2021   08:34:40  ( -46.13,-113.39)    2.74                35