Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 9 9.  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)
 09/11/2019   00:55:30   (  67.59,  30.09) 09/11/2019   00:56:31  (  67.58,  30.08)    0.22                61
 09/11/2019   01:45:21   ( -70.50,-158.57) 09/11/2019   01:45:06  ( -70.51,-158.51)    2.36                15
 09/13/2019   17:11:55   (  67.61, 146.00) 09/13/2019   17:12:58  (  67.61, 145.99)    0.65                63
 09/13/2019   18:01:47   ( -70.48, -42.72) 09/13/2019   18:01:34  ( -70.48, -42.66)    2.20                13
 09/16/2019   09:28:19   (  67.74, -97.95) 09/16/2019   09:29:24  (  67.74, -97.98)    1.39                65
 09/16/2019   10:18:12   ( -70.55,  73.30) 09/16/2019   10:18:01  ( -70.56,  73.34)    1.67                11
 09/19/2019   01:45:03   (  66.79,  16.82) 09/19/2019   01:46:09  (  66.79,  16.86)    2.28                66
 09/19/2019   02:34:37   ( -70.63,-170.69) 09/19/2019   02:34:28  ( -70.63,-170.67)    0.77                 9
 09/21/2019   18:01:24   (  67.08, 133.04) 09/21/2019   18:02:32  (  67.08, 133.06)    0.91                68
 09/21/2019   18:51:00   ( -70.81, -54.51) 09/21/2019   18:50:53  ( -70.81, -54.52)    0.49                 7