Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2019 11 4.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/05/2019   20:20:16   (  68.78,-125.98) 11/05/2019   20:20:51  (  68.81,-125.99)    3.46                35
 11/05/2019   21:10:58   ( -68.69,  41.47) 11/05/2019   21:10:21  ( -68.71,  41.51)    2.99                37
 11/08/2019   12:36:42   (  68.79, -10.10) 11/08/2019   12:37:20  (  68.80, -10.12)    1.04                38
 11/08/2019   13:27:24   ( -68.69, 157.35) 11/08/2019   13:26:50  ( -68.69, 157.38)    1.38                34
 11/11/2019   04:53:07   (  68.81, 105.77) 11/11/2019   04:53:47  (  68.83, 105.80)    2.80                40
 11/11/2019   05:43:49   ( -68.71, -86.77) 11/11/2019   05:43:18  ( -68.68, -86.76)    3.27                31
 11/13/2019   21:09:33   (  68.82,-138.36) 11/13/2019   21:10:16  (  68.80,-138.35)    2.27                43
 11/13/2019   22:00:15   ( -68.72,  29.10) 11/13/2019   21:59:46  ( -68.71,  29.16)    2.83                29
 11/16/2019   13:25:59   (  68.84, -22.49) 11/16/2019   13:26:44  (  68.83, -22.44)    2.66                45
 11/16/2019   14:16:40   ( -68.68, 145.05) 11/16/2019   14:16:15  ( -68.68, 145.01)    1.48                25
 11/16/2019   15:07:05   (  67.60, -46.27) 11/16/2019   15:05:59  (  67.60, -48.62)   99.76                66