Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 7 28.  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)
 07/28/2021   09:08:57   (  59.26,  52.53) 07/28/2021   09:09:27  (  59.26,  52.53)    0.23                30
 07/28/2021   09:57:01   ( -50.24,-135.15) 07/28/2021   09:56:17  ( -50.24,-135.14)    0.67                44
 07/31/2021   01:25:43   (  60.81, 167.37) 07/31/2021   01:26:23  (  60.80, 167.38)    0.97                40
 07/31/2021   02:13:52   ( -52.10, -20.09) 07/31/2021   02:13:18  ( -52.10, -20.09)    0.16                34
 08/02/2021   17:42:26   (  62.18, -77.76) 08/02/2021   17:43:16  (  62.18, -77.74)    1.41                50
 08/02/2021   18:30:39   ( -53.72,  95.04) 08/02/2021   18:30:15  ( -53.73,  95.02)    1.07                24
 08/05/2021   09:59:04   (  63.28,  37.26) 08/05/2021   10:00:04  (  63.27,  37.29)    1.50                60
 08/05/2021   10:47:48   ( -56.59,-150.62) 08/05/2021   10:47:33  ( -56.58,-150.59)    1.97                15
 08/08/2021   02:15:38   (  64.20, 152.37) 08/08/2021   02:16:48  (  64.19, 152.39)    1.20                70
 08/08/2021   03:04:26   ( -57.75, -35.39) 08/08/2021   03:04:21  ( -57.75, -35.38)    0.85                 5
 08/10/2021   18:36:35   (  78.21,-121.74) 08/10/2021   18:37:48  (  78.48,-120.35)   43.65                73
 08/10/2021   19:21:03   ( -58.80,  79.88) 08/10/2021   19:21:08  ( -58.80,  79.87)    0.52                 5