Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 11 17.  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)
 11/18/2021   01:41:21   (  71.53, 152.87) 11/18/2021   01:42:14  (  71.52, 152.91)    1.44                53
 11/18/2021   02:31:05   ( -68.39, -34.99) 11/18/2021   02:30:42  ( -68.39, -35.01)    1.05                23
 11/20/2021   17:57:40   (  71.65, -91.40) 11/20/2021   17:58:46  (  71.66, -91.44)    1.30                66
 11/20/2021   18:47:41   ( -69.42,  79.55) 11/20/2021   18:47:30  ( -69.42,  79.57)    0.84                11
 11/23/2021   10:17:20   (  80.30, -12.92) 11/23/2021   10:18:33  (  80.66, -11.65)   46.90                73
 11/23/2021   11:04:14   ( -70.28,-165.80) 11/23/2021   11:04:15  ( -70.28,-165.74)    2.32                 1
 11/23/2021   11:53:44   (  66.25,   6.79) 11/23/2021   11:52:31  (  66.26,   6.75)    2.01                73
 11/26/2021   03:20:28   ( -70.20, -49.72) 11/26/2021   03:20:42  ( -70.21, -49.77)    2.00                14
 11/26/2021   04:10:17   (  67.21, 121.66) 11/26/2021   04:09:16  (  67.21, 121.63)    1.51                61
 11/28/2021   19:36:57   ( -70.86,  65.17) 11/28/2021   19:37:23  ( -70.87,  65.14)    1.50                26