Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 7 19.  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)
 07/20/2021   07:30:04   ( -61.93,-104.59) 07/20/2021   07:31:16  ( -61.93,-104.57)    0.99                72
 07/20/2021   08:18:35   (  54.30,  67.69) 07/20/2021   08:18:34  (  54.30,  67.70)    0.57                 1
 07/22/2021   23:52:45   ( -80.25, -36.97) 07/22/2021   23:53:58  ( -80.67, -35.45)   54.27                73
 07/23/2021   00:35:35   (  56.66,-177.70) 07/23/2021   00:35:44  (  56.65,-177.67)    2.00                 9
 07/23/2021   01:24:17   ( -49.79,  -6.84) 07/23/2021   01:23:11  ( -49.79,  -6.71)    9.31                66
 07/25/2021   16:52:07   (  57.43, -62.23) 07/25/2021   16:52:27  (  57.43, -62.24)    0.70                20
 07/25/2021   17:40:24   ( -49.13, 109.40) 07/25/2021   17:39:30  ( -49.15, 109.43)    3.54                54
 07/28/2021   09:09:00   (  59.38,  52.44) 07/28/2021   09:09:30  (  59.38,  52.45)    0.80                30
 07/28/2021   09:57:06   ( -50.47,-135.26) 07/28/2021   09:56:22  ( -50.47,-135.24)    1.27                44
 07/31/2021   01:25:27   (  59.92, 168.01) 07/31/2021   01:26:08  (  59.93, 167.97)    2.12                41
 07/31/2021   02:14:01   ( -52.61, -20.34) 07/31/2021   02:13:27  ( -52.61, -20.33)    1.12                34
 08/02/2021   17:42:15   (  61.58, -77.28) 08/02/2021   17:43:06  (  61.58, -77.30)    0.71                51