Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2020 7 23.  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)
 07/23/2020   07:09:05   ( -59.94, 110.81) 07/23/2020   07:09:52  ( -59.95, 110.82)    0.60                47
 07/23/2020   07:58:06   (  65.57, -77.09) 07/23/2020   07:57:39  (  65.57, -77.07)    1.07                27
 07/25/2020   23:25:33   ( -59.62,-133.51) 07/25/2020   23:26:26  ( -59.62,-133.52)    0.62                53
 07/26/2020   00:14:33   (  65.30,  38.55) 07/26/2020   00:14:12  (  65.30,  38.56)    0.13                21
 07/28/2020   15:42:27   ( -57.88, -18.74) 07/28/2020   15:43:25  ( -57.89, -18.71)    2.04                58
 07/28/2020   16:30:58   (  65.20, 154.37) 07/28/2020   16:30:43  (  65.20, 154.34)    1.31                15
 07/31/2020   07:58:53   ( -57.72,  97.07) 07/31/2020   07:59:57  ( -57.72,  97.07)    0.22                64
 07/31/2020   08:47:44   (  63.94, -90.92) 07/31/2020   08:47:34  (  63.95, -90.89)    1.55                10
 07/31/2020   09:28:52   ( -77.28,-162.18) 07/31/2020   09:27:39  ( -77.81,-159.60)   85.28                73
 08/03/2020   00:15:18   ( -57.62,-147.08) 08/03/2020   00:16:28  ( -57.61,-147.11)    1.88                70
 08/03/2020   01:04:07   (  63.96,  25.00) 08/03/2020   01:04:03  (  63.95,  24.99)    0.56                 4
 08/03/2020   01:49:31   ( -79.61,-127.99) 08/03/2020   01:48:17  ( -79.94,-129.14)   43.58                74
 08/05/2020   16:33:04   ( -52.86, -33.83) 08/05/2020   16:34:18  ( -52.82, -33.75)    7.31                74
 08/05/2020   17:20:49   (  62.86, 139.95) 08/05/2020   17:20:50  (  62.86, 139.97)    1.47                 1