Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2019 8 3.  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)
 08/04/2019   01:54:19   ( -68.82, -29.46) 08/04/2019   01:54:51  ( -68.83, -29.41)    2.48                32
 08/04/2019   02:45:02   (  68.68, 138.04) 08/04/2019   02:44:19  (  68.67, 138.04)    0.68                43
 08/06/2019   18:10:46   ( -68.83,  86.41) 08/06/2019   18:11:20  ( -68.82,  86.45)    2.68                34
 08/06/2019   19:01:29   (  68.69,-106.09) 08/06/2019   19:00:47  (  68.71,-106.04)    3.07                42
 08/09/2019   10:27:11   ( -68.79,-157.65) 08/09/2019   10:27:48  ( -68.80,-157.69)    1.78                37
 08/09/2019   11:17:55   (  68.70,   9.78) 08/09/2019   11:17:15  (  68.69,   9.82)    1.94                40
 08/12/2019   02:43:38   ( -68.81, -41.78) 08/12/2019   02:44:16  ( -68.83, -41.77)    2.61                38
 08/12/2019   03:34:21   (  68.66, 125.73) 08/12/2019   03:33:44  (  68.66, 125.66)    2.56                37
 08/14/2019   19:00:05   ( -68.82,  74.09) 08/14/2019   19:00:45  ( -68.80,  74.07)    1.91                40
 08/14/2019   19:50:48   (  68.67,-118.40) 08/14/2019   19:50:12  (  68.69,-118.42)    2.28                36