Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 6 13.  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)
 06/14/2019   15:04:07   ( -61.19,  -7.58) 06/14/2019   15:05:21  ( -61.14,  -7.35)   13.54                74
 06/14/2019   15:52:17   (  69.53, 168.39) 06/14/2019   15:52:17  (  69.54, 168.43)    1.58                 0
 06/14/2019   16:41:01   ( -75.69, -11.18) 06/14/2019   16:39:47  ( -75.78, -11.59)   14.50                74
 06/17/2019   07:21:22   ( -58.51, 106.42) 06/17/2019   07:22:36  ( -58.43, 106.75)   20.91                74
 06/17/2019   08:08:45   (  69.48, -75.80) 06/17/2019   08:08:46  (  69.49, -75.75)    1.82                 1
 06/17/2019   08:58:11   ( -73.63,  99.07) 06/17/2019   08:56:57  ( -73.66,  98.95)    5.19                74
 06/19/2019   23:38:37   ( -55.79,-139.34) 06/19/2019   23:39:51  ( -55.70,-138.93)   28.27                74
 06/20/2019   00:25:13   (  69.43,  40.01) 06/20/2019   00:25:15  (  69.43,  40.06)    2.01                 2
 06/20/2019   01:14:56   ( -72.73,-147.01) 06/20/2019   01:13:43  ( -72.72,-147.07)    2.18                73
 06/22/2019   15:55:53   ( -53.01, -24.95) 06/22/2019   15:57:06  ( -52.95, -24.43)   35.68                73
 06/22/2019   16:41:41   (  69.37, 155.82) 06/22/2019   16:41:44  (  69.38, 155.87)    2.15                 3
 06/22/2019   17:31:24   ( -72.68, -31.23) 06/22/2019   17:30:12  ( -72.68, -31.28)    1.91                72
 06/25/2019   08:13:07   ( -50.26,  89.63) 06/25/2019   08:14:20  ( -50.18,  90.21)   42.86                73
 06/25/2019   08:58:08   (  69.31, -88.38) 06/25/2019   08:58:12  (  69.32, -88.33)    2.23                 4