Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 1 17.  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)
 01/17/2020   15:45:55   (  65.67, 165.58) 01/17/2020   15:47:08  (  65.68, 165.63)    2.49                73
 01/17/2020   16:35:14   ( -70.33, -21.19) 01/17/2020   16:35:13  ( -70.33, -21.23)    1.88                 1
 01/17/2020   17:22:18   (  80.09,-177.19) 01/17/2020   17:21:05  (  80.39,-178.36)   39.44                73
 01/20/2020   08:05:46   (  54.03, -86.99) 01/20/2020   08:06:59  (  53.95, -86.48)   33.99                73
 01/20/2020   08:51:41   ( -70.18,  94.47) 01/20/2020   08:51:45  ( -70.17,  94.42)    1.98                 4
 01/20/2020   09:41:42   (  72.38, -94.35) 01/20/2020   09:40:29  (  72.39, -94.34)    0.39                73
 01/23/2020   01:08:08   ( -70.07,-149.79) 01/23/2020   01:08:17  ( -70.07,-149.85)    2.40                 9
 01/23/2020   01:58:08   (  72.33,  21.44) 01/23/2020   01:57:00  (  72.33,  21.44)    0.13                68
 01/25/2020   17:24:53   ( -69.01, -35.43) 01/25/2020   17:25:06  ( -69.02, -35.39)    1.86                13
 01/25/2020   18:14:34   (  72.27, 137.23) 01/25/2020   18:13:31  (  72.27, 137.21)    0.84                63
 01/28/2020   09:41:18   ( -69.01,  80.47) 01/28/2020   09:41:36  ( -69.01,  80.49)    0.77                18
 01/28/2020   10:30:59   (  72.26,-106.89) 01/28/2020   10:30:01  (  72.26,-106.94)    1.85                58
 01/31/2020   01:57:40   ( -69.11,-163.49) 01/31/2020   01:58:03  ( -69.11,-163.51)    0.64                23