Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 12 29.  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)
 12/30/2021   07:19:16   (  81.10,  16.77) 12/30/2021   07:20:29  (  81.58,  17.55)   55.01                73
 12/30/2021   08:05:49   ( -71.39,-122.70) 12/30/2021   08:05:50  ( -71.40,-122.72)    0.99                 1
 12/30/2021   08:54:11   (  63.61,  54.35) 12/30/2021   08:52:58  (  63.57,  53.97)   19.00                73
 01/01/2022   22:42:49   ( -73.20,  14.61) 01/01/2022   22:44:01  ( -73.21,  14.56)    2.05                72
 01/01/2022   23:32:56   (  71.21,-174.15) 01/01/2022   23:32:51  (  71.21,-174.19)    1.72                 5
 01/04/2022   14:10:04   (  73.49, -37.81) 01/04/2022   14:11:09  (  73.49, -37.77)    1.50                65
 01/04/2022   15:00:12   ( -71.60, 133.39) 01/04/2022   14:59:59  ( -71.59, 133.45)    2.34                13
 01/07/2022   05:37:05   ( -73.06, -88.62) 01/07/2022   05:38:03  ( -73.07, -88.66)    1.49                58
 01/07/2022   06:27:11   (  71.02,  82.64) 01/07/2022   06:26:52  (  71.02,  82.61)    0.97                19
 01/09/2022   21:04:15   (  73.07,-140.40) 01/09/2022   21:05:06  (  73.07,-140.42)    0.78                51
 01/09/2022   21:54:21   ( -71.05,  30.81) 01/09/2022   21:53:54  ( -71.05,  30.82)    0.31                27
 01/12/2022   12:31:21   ( -72.89, 168.21) 01/12/2022   12:32:04  ( -72.89, 168.19)    0.96                43