Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 11 7.  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)
 11/07/2021   07:48:00   ( -78.48,-140.53) 11/07/2021   07:49:14  ( -78.73,-139.52)   35.24                74
 11/07/2021   08:35:25   (  68.88,  53.21) 11/07/2021   08:35:27  (  68.88,  53.22)    0.22                 2
 11/07/2021   09:25:07   ( -65.59,-135.54) 11/07/2021   09:23:53  ( -65.58,-135.49)    2.34                74
 11/10/2021   00:51:51   (  69.36, 168.49) 11/10/2021   00:52:06  (  69.37, 168.47)    0.98                15
 11/10/2021   01:41:33   ( -66.07, -20.10) 11/10/2021   01:40:32  ( -66.07, -20.09)    0.14                61
 11/12/2021   17:08:26   (  70.31, -76.98) 11/12/2021   17:08:53  (  70.30, -76.95)    1.06                27
 11/12/2021   17:58:10   ( -67.14,  94.65) 11/12/2021   17:57:21  ( -67.14,  94.67)    0.97                49
 11/15/2021   09:24:53   (  70.87,  38.05) 11/15/2021   09:25:32  (  70.87,  38.08)    0.98                39
 11/15/2021   10:14:37   ( -67.71,-150.09) 11/15/2021   10:14:00  ( -67.71,-150.09)    0.07                37
 11/18/2021   01:41:14   (  71.06, 153.68) 11/18/2021   01:42:05  (  71.07, 153.65)    1.33                51
 11/18/2021   02:31:15   ( -68.81, -35.56) 11/18/2021   02:30:49  ( -68.80, -35.51)    2.04                26
 11/20/2021   17:57:43   (  71.66, -91.43) 11/20/2021   17:58:45  (  71.66, -91.43)    0.40                62