Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 9 24.  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)
 09/25/2021   09:42:05   ( -67.17,-141.75) 09/25/2021   09:42:42  ( -67.16,-141.73)    0.86                37
 09/25/2021   10:31:33   (  62.85,  29.86) 09/25/2021   10:30:54  (  62.85,  29.90)    2.12                39
 09/28/2021   01:58:30   ( -67.56, -26.27) 09/28/2021   01:59:19  ( -67.56, -26.29)    1.33                49
 09/28/2021   02:47:57   (  63.20, 145.51) 09/28/2021   02:47:30  (  63.21, 145.49)    0.86                27
 09/30/2021   18:15:08   ( -68.70,  88.22) 09/30/2021   18:16:08  ( -68.70,  88.25)    1.01                60
 09/30/2021   19:04:39   (  64.60, -99.83) 09/30/2021   19:04:23  (  64.60, -99.82)    0.45                16
 10/03/2021   10:31:27   ( -68.77,-155.93) 10/03/2021   10:32:39  ( -68.78,-155.98)    2.38                72
 10/03/2021   11:21:18   (  65.78,  14.94) 10/03/2021   11:21:13  (  65.77,  14.97)    1.44                 5
 10/06/2021   02:54:20   ( -80.48,-131.72) 10/06/2021   02:55:33  ( -81.11,-133.32)   75.98                73
 10/06/2021   03:37:54   (  66.79, 129.79) 10/06/2021   03:38:00  (  66.78, 129.84)    2.07                 6