Simultaneous Nadir Overpasses (SNOs) between FY3D and AQUA
TLE Epoch: 2021 1 17.  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)
 01/18/2021   22:33:34   ( -47.57,-125.24) 01/18/2021   22:34:01  ( -47.63,-125.58)   26.69                27
 01/18/2021   23:24:43   (  46.01,  41.46) 01/18/2021   23:23:51  (  46.02,  41.46)    1.68                52
 01/21/2021   14:49:47   ( -47.98,  -9.14) 01/21/2021   14:50:21  ( -48.06,  -9.53)   30.30                34
 01/21/2021   15:41:03   (  46.00, 157.38) 01/21/2021   15:40:18  (  46.04, 157.35)    4.51                45
 01/24/2021   07:06:01   ( -48.38, 106.96) 01/24/2021   07:06:42  ( -48.48, 106.52)   33.90                41
 01/24/2021   07:57:23   (  46.06, -86.67) 01/24/2021   07:56:46  (  46.05, -86.76)    7.25                37
 01/26/2021   23:22:15   ( -48.78,-136.94) 01/26/2021   23:23:03  ( -48.89,-137.42)   37.38                48
 01/27/2021   00:13:44   (  46.05,  29.26) 01/27/2021   00:13:14  (  46.05,  29.13)   10.21                30
 01/27/2021   00:42:07   ( -53.36,   1.09) 01/27/2021   00:40:55  ( -53.61,   2.40)   91.65                72
 01/29/2021   15:38:29   ( -49.18, -20.84) 01/29/2021   15:39:24  ( -49.30, -21.37)   40.71                55
 01/29/2021   16:30:05   (  46.04, 145.18) 01/29/2021   16:29:42  (  46.04, 145.01)   13.38                23