Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 9 15.  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)
 09/17/2021   08:04:35   (  73.69,  52.28) 09/17/2021   08:05:48  (  73.76,  52.89)   20.74                73
 09/17/2021   08:52:26   ( -64.66,-126.92) 09/17/2021   08:52:27  ( -64.65,-126.88)    2.22                 1
 09/17/2021   09:41:02   (  57.36,  45.99) 09/17/2021   09:39:49  (  57.36,  45.97)    1.40                73
 09/20/2021   01:08:50   ( -65.00, -11.30) 09/20/2021   01:09:02  ( -65.00, -11.31)    0.40                12
 09/20/2021   01:57:49   (  59.01, 160.87) 09/20/2021   01:56:46  (  59.01, 160.86)    0.94                63
 09/22/2021   17:25:30   ( -66.21, 103.39) 09/22/2021   17:25:52  ( -66.20, 103.42)    1.38                22
 09/22/2021   18:14:32   (  60.42, -84.17) 09/22/2021   18:13:39  (  60.42, -84.19)    0.68                53
 09/25/2021   09:41:49   ( -66.27,-140.73) 09/25/2021   09:42:22  ( -66.28,-140.78)    2.28                33
 09/25/2021   10:31:12   (  61.67,  30.83) 09/25/2021   10:30:29  (  61.67,  30.82)    0.67                43
 09/28/2021   01:58:23   ( -67.20, -25.85) 09/28/2021   01:59:06  ( -67.21, -25.88)    1.51                43