Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 9 7.  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   08:39:02   (  67.63, -85.75) 09/08/2019   08:40:01  (  67.63, -85.75)    0.05                59
 09/08/2019   09:28:52   ( -70.60,  85.70) 09/08/2019   09:28:35  ( -70.60,  85.76)    2.36                17
 09/11/2019   00:55:30   (  67.55,  30.04) 09/11/2019   00:56:31  (  67.55,  30.04)    0.06                61
 09/11/2019   01:45:04   ( -71.35,-157.15) 09/11/2019   01:44:50  ( -71.34,-157.21)    2.44                14
 09/13/2019   17:11:57   (  67.51, 145.89) 09/13/2019   17:13:00  (  67.51, 145.88)    0.25                63
 09/13/2019   18:01:32   ( -71.27, -41.40) 09/13/2019   18:01:20  ( -71.26, -41.46)    2.44                12
 09/16/2019   09:28:22   (  67.59, -98.14) 09/16/2019   09:29:27  (  67.58, -98.16)    0.81                65
 09/16/2019   10:18:15   ( -70.41,  73.06) 09/16/2019   10:18:04  ( -70.41,  73.12)    2.36                11
 09/19/2019   01:44:44   (  67.77,  17.97) 09/19/2019   01:45:51  (  67.76,  17.93)    1.70                67
 09/19/2019   02:34:39   ( -70.48,-170.94) 09/19/2019   02:34:30  ( -70.48,-170.90)    1.63                 9