Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 9 18.  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)
 09/20/2020   06:52:07   ( -55.67, 112.86) 09/20/2020   06:52:35  ( -55.68, 112.88)    1.44                28
 09/20/2020   07:40:43   (  62.80, -74.91) 09/20/2020   07:39:56  (  62.80, -74.88)    1.95                47
 09/22/2020   23:08:33   ( -55.48,-131.33) 09/22/2020   23:09:07  ( -55.48,-131.34)    0.86                34
 09/22/2020   23:57:09   (  62.61,  40.84) 09/22/2020   23:56:28  (  62.61,  40.84)    0.16                41
 09/25/2020   15:25:22   ( -53.93, -16.26) 09/25/2020   15:26:01  ( -53.93, -16.26)    0.32                39
 09/25/2020   16:13:32   (  62.53, 156.69) 09/25/2020   16:12:57  (  62.52, 156.66)    2.04                35
 09/28/2020   07:42:10   ( -52.49,  98.92) 09/28/2020   07:42:54  ( -52.49,  98.93)    0.92                44
 09/28/2020   08:30:17   (  61.28, -88.39) 09/28/2020   08:29:47  (  61.28, -88.39)    0.20                30
 09/30/2020   23:58:55   ( -51.21,-145.78) 09/30/2020   23:59:44  ( -51.22,-145.77)    1.04                49
 10/01/2020   00:47:00   (  60.13,  26.68) 10/01/2020   00:46:35  (  60.13,  26.70)    1.18                25