Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 12 26.  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)
 12/27/2021   16:38:51   (  71.95, -71.95) 12/27/2021   16:38:58  (  71.94, -71.89)    2.48                 7
 12/27/2021   17:28:38   ( -68.91, 100.26) 12/27/2021   17:27:28  ( -68.91, 100.26)    0.10                70
 12/30/2021   07:19:09   (  81.02,  19.29) 12/30/2021   07:20:22  (  81.48,  20.18)   53.31                73
 12/30/2021   08:05:46   ( -71.25,-122.44) 12/30/2021   08:05:47  ( -71.25,-122.49)    1.76                 1
 12/30/2021   08:54:04   (  63.23,  54.68) 12/30/2021   08:52:51  (  63.20,  54.28)   20.24                73
 01/01/2022   22:42:57   ( -73.60,  13.70) 01/01/2022   22:44:08  ( -73.60,  13.75)    1.96                71
 01/01/2022   23:33:05   (  71.68,-175.00) 01/01/2022   23:32:59  (  71.67,-174.94)    2.09                 6
 01/04/2022   14:09:59   (  73.19, -37.13) 01/04/2022   14:11:04  (  73.20, -37.17)    1.35                65
 01/04/2022   15:00:06   ( -71.23, 134.04) 01/04/2022   14:59:53  ( -71.23, 134.03)    0.33                13
 01/07/2022   05:37:09   ( -73.20, -88.92) 01/07/2022   05:38:06  ( -73.20, -88.92)    0.19                57