Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 12 17.  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)
 12/19/2021   18:17:23   ( -72.11,  83.07) 12/19/2021   18:17:47  ( -72.10,  83.12)    1.85                24
 12/19/2021   19:07:23   (  69.68,-105.51) 12/19/2021   19:06:30  (  69.67,-105.45)    2.51                53
 12/22/2021   09:44:34   (  72.10,  31.30) 12/22/2021   09:44:53  (  72.10,  31.36)    2.15                19
 12/22/2021   10:34:23   ( -69.18,-156.57) 12/22/2021   10:33:25  ( -69.18,-156.57)    0.12                58
 12/25/2021   01:11:31   ( -71.51, -19.35) 12/25/2021   01:11:45  ( -71.51, -19.39)    1.59                14
 12/25/2021   02:01:30   (  69.02, 151.89) 12/25/2021   02:00:27  (  69.02, 151.88)    0.23                63
 12/27/2021   16:38:38   (  71.31, -70.78) 12/27/2021   16:38:47  (  71.32, -70.85)    2.45                 9
 12/27/2021   17:28:40   ( -69.04, 100.08) 12/27/2021   17:27:31  ( -69.04, 100.09)    0.65                69
 12/30/2021   07:20:33   (  80.79, -12.58) 12/30/2021   07:21:46  (  81.42, -13.90)   74.26                73
 12/30/2021   08:05:46   ( -71.22,-122.40) 12/30/2021   08:05:49  ( -71.23,-122.46)    2.62                 3