Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 11 28.  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)
 11/28/2021   14:40:02   ( -71.88, 137.68) 11/28/2021   14:41:03  ( -71.89, 137.62)    2.43                61
 11/28/2021   15:30:11   (  69.89, -51.64) 11/28/2021   15:29:54  (  69.88, -51.62)    1.02                17
 12/01/2021   06:07:16   (  71.75,  86.13) 12/01/2021   06:08:04  (  71.76,  86.09)    1.49                48
 12/01/2021   06:57:07   ( -68.96,-102.09) 12/01/2021   06:56:38  ( -68.97,-102.14)    2.13                29
 12/03/2021   21:34:22   ( -71.34,  35.08) 12/03/2021   21:34:56  ( -71.35,  35.03)    1.81                34
 12/03/2021   22:24:30   (  69.28,-154.35) 12/03/2021   22:23:46  (  69.27,-154.30)    2.35                44
 12/06/2021   13:01:41   (  71.35, -16.76) 12/06/2021   13:01:59  (  71.35, -16.73)    1.11                18
 12/06/2021   13:51:29   ( -68.37, 155.09) 12/06/2021   13:50:30  ( -68.37, 155.10)    0.43                59
 12/09/2021   03:42:26   (  81.10,  71.06) 12/09/2021   03:43:39  (  81.58,  71.85)   55.17                73
 12/09/2021   04:28:53   ( -71.06, -68.06) 12/09/2021   04:28:54  ( -71.06, -68.01)    1.89                 1
 12/09/2021   05:17:08   (  62.83, 109.08) 12/09/2021   05:15:55  (  62.81, 108.75)   16.73                73
 12/11/2021   19:05:51   ( -72.29,  70.56) 12/11/2021   19:06:52  ( -72.30,  70.49)    2.34                61