Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 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)
 09/17/2020   14:35:12   ( -57.52,  -1.96) 09/17/2020   14:35:35  ( -57.52,  -1.96)    0.18                23
 09/17/2020   15:23:52   (  64.39, 170.59) 09/17/2020   15:23:00  (  64.39, 170.57)    0.81                52
 09/20/2020   06:51:42   ( -57.05, 113.67) 09/20/2020   06:52:11  ( -57.05, 113.64)    1.42                29
 09/20/2020   07:40:21   (  63.98, -73.88) 09/20/2020   07:39:35  (  63.98, -73.91)    1.54                46
 09/22/2020   23:08:39   ( -55.10,-131.55) 09/22/2020   23:09:13  ( -55.11,-131.53)    1.03                34
 09/22/2020   23:57:13   (  62.34,  40.62) 09/22/2020   23:56:32  (  62.35,  40.66)    2.08                41
 09/25/2020   15:25:08   ( -54.74, -15.83) 09/25/2020   15:25:48  ( -54.74, -15.84)    0.74                40
 09/25/2020   16:13:42   (  61.98, 156.24) 09/25/2020   16:13:07  (  61.98, 156.26)    0.98                35
 09/28/2020   07:42:03   ( -52.89,  99.12) 09/28/2020   07:42:48  ( -52.89,  99.13)    1.06                45