Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 7 31.  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)
 08/02/2021   17:42:26   (  62.17, -77.75) 08/02/2021   17:43:16  (  62.16, -77.72)    1.37                50
 08/02/2021   18:30:38   ( -53.65,  95.08) 08/02/2021   18:30:14  ( -53.65,  95.06)    1.28                24
 08/05/2021   09:59:03   (  63.26,  37.28) 08/05/2021   10:00:03  (  63.25,  37.30)    1.35                60
 08/05/2021   10:47:45   ( -56.46,-150.54) 08/05/2021   10:47:30  ( -56.45,-150.52)    1.65                15
 08/08/2021   02:15:37   (  64.12, 152.44) 08/08/2021   02:16:47  (  64.12, 152.46)    0.90                70
 08/08/2021   03:04:24   ( -57.62, -35.30) 08/08/2021   03:04:19  ( -57.62, -35.30)    0.40                 5
 08/10/2021   18:36:31   (  78.03,-120.79) 08/10/2021   18:37:44  (  78.30,-119.42)   42.96                73
 08/10/2021   19:21:00   ( -58.61,  80.00) 08/10/2021   19:21:05  ( -58.62,  79.98)    1.13                 5
 08/10/2021   20:09:26   (  50.64,-108.31) 08/10/2021   20:08:18  (  50.64,-108.29)    1.74                68
 08/13/2021   11:37:56   ( -60.72,-165.53) 08/13/2021   11:38:10  ( -60.72,-165.51)    1.45                14