Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 5 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)
 05/16/2019   04:01:33   ( -66.56, 162.59) 05/16/2019   04:02:38  ( -66.56, 162.58)    0.35                65
 05/16/2019   04:51:17   (  69.75, -26.02) 05/16/2019   04:51:06  (  69.76, -25.96)    2.41                11
 05/18/2019   20:18:05   ( -66.27, -81.85) 05/18/2019   20:19:10  ( -66.27, -81.83)    0.81                65
 05/18/2019   21:07:30   (  70.46,  90.95) 05/18/2019   21:07:20  (  70.46,  90.91)    1.54                10
 05/21/2019   12:34:35   ( -66.13,  33.89) 05/21/2019   12:35:40  ( -66.14,  33.92)    1.51                65
 05/21/2019   13:23:59   (  70.38,-153.30) 05/21/2019   13:23:49  (  70.38,-153.32)    0.91                10
 05/24/2019   04:51:04   ( -66.05, 149.69) 05/24/2019   04:52:09  ( -66.06, 149.72)    1.76                65
 05/24/2019   05:40:27   (  70.35, -37.46) 05/24/2019   05:40:17  (  70.35, -37.48)    0.78                10
 05/26/2019   21:07:30   ( -66.14, -94.34) 05/26/2019   21:08:35  ( -66.14, -94.31)    1.57                65
 05/26/2019   21:56:52   (  70.48,  78.62) 05/26/2019   21:56:42  (  70.48,  78.59)    1.14                10