Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2019 11 25.  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)
 11/27/2019   06:31:40   (  68.85,  81.08) 11/27/2019   06:32:39  (  68.83,  81.10)    2.10                59
 11/27/2019   07:22:21   ( -68.70,-111.41) 11/27/2019   07:22:09  ( -68.73,-111.40)    2.46                12
 11/27/2019   08:12:55   (  68.09,  56.70) 11/27/2019   08:11:45  (  68.11,  55.50)   50.09                70
 11/29/2019   22:48:05   (  68.83,-162.99) 11/29/2019   22:49:08  (  68.84,-163.01)    1.70                63
 11/29/2019   23:38:47   ( -68.73,   4.45) 11/29/2019   23:38:38  ( -68.74,   4.49)    1.65                 9
 11/30/2019   00:29:23   (  68.23, 172.42) 11/30/2019   00:28:11  (  68.29, 171.58)   35.05                72
 12/02/2019   15:04:31   (  68.86, -47.14) 12/02/2019   15:05:37  (  68.84, -47.13)    2.07                66
 12/02/2019   15:55:12   ( -68.71, 120.37) 12/02/2019   15:55:07  ( -68.74, 120.37)    2.77                 5
 12/02/2019   16:45:50   (  68.32, -71.80) 12/02/2019   16:44:38  (  68.40, -72.40)   26.40                72
 12/05/2019   07:20:55   (  68.84,  68.78) 12/05/2019   07:22:05  (  68.84,  68.74)    1.44                70
 12/05/2019   08:11:37   ( -68.75,-123.78) 12/05/2019   08:11:35  ( -68.74,-123.75)    2.18                 2
 12/05/2019   09:02:17   (  68.46,  43.91) 12/05/2019   09:01:04  (  68.51,  43.61)   13.29                73
 12/07/2019   23:37:22   (  68.93,-175.45) 12/07/2019   23:38:33  (  68.88,-175.32)    7.95                71
 12/08/2019   00:28:02   ( -68.74,  -7.87) 12/08/2019   00:28:04  ( -68.73,  -7.88)    1.32                 2
 12/08/2019   01:18:44   (  68.55, 159.69) 12/08/2019   01:17:32  (  68.55, 159.55)    5.58                72