Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 1 10.  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)
 01/12/2020   07:12:33   (  67.44, -64.26) 01/12/2020   07:13:37  (  67.44, -64.30)    2.08                64
 01/12/2020   08:02:30   ( -70.04, 106.56) 01/12/2020   08:02:18  ( -70.05, 106.62)    2.54                12
 01/14/2020   23:29:03   (  67.12,  51.26) 01/14/2020   23:30:12  (  67.11,  51.22)    1.88                69
 01/15/2020   00:18:44   ( -70.57,-136.72) 01/15/2020   00:18:38  ( -70.56,-136.76)    1.87                 6
 01/15/2020   01:02:08   (  77.90, 141.29) 01/15/2020   01:00:56  (  78.49, 143.78)   86.73                72
 01/17/2020   15:45:54   (  65.70, 165.60) 01/17/2020   15:47:07  (  65.71, 165.65)    2.70                73
 01/17/2020   16:35:14   ( -70.31, -21.23) 01/17/2020   16:35:13  ( -70.31, -21.26)    1.50                 1
 01/17/2020   17:22:18   (  80.08,-177.35) 01/17/2020   17:21:05  (  80.37,-178.52)   39.21                73
 01/20/2020   08:05:48   (  53.94, -87.04) 01/20/2020   08:07:01  (  53.87, -86.53)   34.47                73
 01/20/2020   08:51:42   ( -70.16,  94.43) 01/20/2020   08:51:46  ( -70.15,  94.39)    1.49                 4
 01/20/2020   09:41:43   (  72.36, -94.40) 01/20/2020   09:40:30  (  72.36, -94.38)    0.71                73
 01/23/2020   01:08:10   ( -70.00,-149.91) 01/23/2020   01:08:19  ( -69.99,-149.96)    1.84                 9