Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 9 6.  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)
 09/08/2019   08:39:01   (  67.70, -85.67) 09/08/2019   08:40:00  (  67.70, -85.67)    0.24                59
 09/08/2019   09:28:52   ( -70.61,  85.72) 09/08/2019   09:28:35  ( -70.61,  85.77)    2.17                17
 09/11/2019   00:55:28   (  67.67,  30.18) 09/11/2019   00:56:29  (  67.67,  30.17)    0.48                61
 09/11/2019   01:45:20   ( -70.53,-158.52) 09/11/2019   01:45:05  ( -70.54,-158.47)    2.23                15
 09/13/2019   17:11:53   (  67.74, 146.16) 09/13/2019   17:12:56  (  67.74, 146.14)    1.16                63
 09/13/2019   18:01:46   ( -70.55, -42.59) 09/13/2019   18:01:33  ( -70.56, -42.55)    1.77                13
 09/16/2019   09:28:15   (  67.98, -97.66) 09/16/2019   09:29:20  (  67.98, -97.71)    2.27                65
 09/16/2019   10:18:10   ( -70.68,  73.50) 09/16/2019   10:17:59  ( -70.69,  73.52)    0.82                11
 09/19/2019   01:44:56   (  67.13,  17.21) 09/19/2019   01:46:02  (  67.14,  17.23)    0.92                66
 09/19/2019   02:34:31   ( -70.92,-170.23) 09/19/2019   02:34:22  ( -70.91,-170.25)    0.64                 9