Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 8 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)
 08/20/2019   14:43:41   (  68.60,-175.74) 08/20/2019   14:44:24  (  68.60,-175.76)    1.23                43
 08/20/2019   15:33:33   ( -71.43,  -4.12) 08/20/2019   15:33:00  ( -71.43,  -4.12)    0.05                33
 08/23/2019   07:00:17   (  68.05, -60.56) 08/23/2019   07:01:02  (  68.05, -60.55)    0.73                45
 08/23/2019   07:50:07   ( -71.00, 111.03) 08/23/2019   07:49:36  ( -71.00, 111.09)    2.35                31
 08/25/2019   23:16:52   (  67.60,  54.77) 08/25/2019   23:17:39  (  67.61,  54.82)    2.24                47
 08/26/2019   00:06:25   ( -71.45,-132.31) 08/26/2019   00:05:57  ( -71.44,-132.33)    0.98                28
 08/28/2019   15:33:05   (  68.34, 171.58) 08/28/2019   15:33:55  (  68.33, 171.55)    1.51                50
 08/28/2019   16:22:57   ( -71.17, -16.90) 08/28/2019   16:22:31  ( -71.18, -16.89)    0.42                26
 08/31/2019   07:49:36   (  68.11, -72.83) 08/31/2019   07:50:28  (  68.10, -72.85)    0.87                52