Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2019 12 30.  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)
 01/01/2020   14:06:43   (  67.98,-167.20) 01/01/2020   14:07:30  (  67.98,-167.21)    0.54                47
 01/01/2020   14:56:37   ( -70.72,   4.03) 01/01/2020   14:56:08  ( -70.73,   4.08)    2.14                29
 01/04/2020   06:23:23   (  67.18, -52.27) 01/04/2020   06:24:13  (  67.19, -52.22)    2.18                50
 01/04/2020   07:12:59   ( -70.89, 120.21) 01/04/2020   07:12:34  ( -70.89, 120.22)    0.47                25
 01/06/2020   22:39:41   (  67.57,  64.10) 01/06/2020   22:40:35  (  67.57,  64.09)    0.37                54
 01/06/2020   23:29:20   ( -71.11,-123.52) 01/06/2020   23:28:59  ( -71.10,-123.57)    1.73                21
 01/09/2020   14:56:17   (  66.99, 179.30) 01/09/2020   14:57:14  (  66.99, 179.33)    1.40                57
 01/09/2020   15:45:55   ( -70.60,  -8.47) 01/09/2020   15:45:37  ( -70.61,  -8.45)    0.72                18
 01/12/2020   07:12:30   (  67.60, -64.08) 01/12/2020   07:13:31  (  67.59, -64.13)    2.04                61
 01/12/2020   08:02:11   ( -71.03, 108.14) 01/12/2020   08:01:57  ( -71.02, 108.07)    2.56                14