Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 2 3.  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)
 02/04/2021   01:02:43   (  46.14,  17.09) 02/04/2021   01:02:45  (  46.21,  16.80)   23.53                 2
 02/04/2021   01:52:46   ( -48.71,-174.55) 02/04/2021   01:51:33  ( -48.69,-174.61)    4.51                73
 02/06/2021   17:18:55   (  46.65, 133.22) 02/06/2021   17:19:06  (  46.74, 132.88)   28.08                11
 02/06/2021   18:09:53   ( -46.05, -59.71) 02/06/2021   18:08:47  ( -46.08, -59.74)    3.89                66
 02/09/2021   09:35:05   (  47.26,-110.60) 02/09/2021   09:35:26  (  47.31,-111.02)   32.40                21
 02/09/2021   10:26:14   ( -46.04,  56.21) 02/09/2021   10:25:17  ( -46.06,  56.13)    6.73                57
 02/12/2021   01:51:16   (  47.76,   5.54) 02/12/2021   01:51:46  (  47.82,   5.06)   36.57                30
 02/12/2021   02:42:34   ( -46.02, 172.13) 02/12/2021   02:41:46  ( -46.03, 172.00)   10.43                48
 02/14/2021   18:07:29   (  48.20, 121.65) 02/14/2021   18:08:07  (  48.33, 121.14)   40.68                38