Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2019 11 28.  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)
 11/29/2019   22:48:05   (  68.82,-162.98) 11/29/2019   22:49:08  (  68.84,-163.01)    2.98                63
 11/29/2019   23:38:47   ( -68.73,   4.46) 11/29/2019   23:38:38  ( -68.73,   4.48)    1.05                 9
 11/30/2019   00:29:23   (  68.22, 172.43) 11/30/2019   00:28:12  (  68.23, 171.52)   37.79                71
 12/02/2019   15:04:31   (  68.84, -47.12) 12/02/2019   15:05:37  (  68.84, -47.13)    0.44                66
 12/02/2019   15:55:13   ( -68.75, 120.32) 12/02/2019   15:55:07  ( -68.73, 120.37)    3.07                 6
 12/02/2019   16:45:50   (  68.30, -71.77) 12/02/2019   16:44:38  (  68.40, -72.40)   28.02                72
 12/05/2019   07:20:56   (  68.87,  68.74) 12/05/2019   07:22:05  (  68.84,  68.75)    3.19                69
 12/05/2019   08:11:37   ( -68.73,-123.75) 12/05/2019   08:11:35  ( -68.73,-123.75)    0.57                 2
 12/05/2019   09:02:17   (  68.43,  43.95) 12/05/2019   09:01:04  (  68.51,  43.62)   16.02                73
 12/07/2019   23:37:22   (  68.89,-175.40) 12/07/2019   23:38:33  (  68.89,-175.31)    3.74                71
 12/08/2019   00:28:02   ( -68.70,  -7.82) 12/08/2019   00:28:04  ( -68.73,  -7.88)    3.35                 2
 12/08/2019   01:18:45   (  68.57, 159.67) 12/08/2019   01:17:32  (  68.56, 159.56)    4.71                73
 12/10/2019   15:53:49   (  68.98, -59.62) 12/10/2019   15:55:01  (  68.93, -59.38)   11.13                72
 12/10/2019   16:44:28   ( -68.73, 108.03) 12/10/2019   16:44:33  ( -68.71, 107.99)    2.93                 5
 12/10/2019   17:35:11   (  68.60, -84.47) 12/10/2019   17:34:00  (  68.60, -84.51)    1.50                71