Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2020 3 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)
 03/29/2020   13:38:47   ( -68.90, 154.36) 03/29/2020   13:39:49  ( -68.88, 154.41)    2.70                62
 03/29/2020   14:29:30   (  68.77, -38.16) 03/29/2020   14:29:16  (  68.77, -38.09)    2.67                14
 03/29/2020   15:20:04   ( -68.25, 129.84) 03/29/2020   15:18:52  ( -68.33, 129.00)   35.64                72
 04/01/2020   05:55:11   ( -68.88, -89.71) 04/01/2020   05:56:17  ( -68.86, -89.74)    2.75                66
 04/01/2020   06:45:53   (  68.75,  77.78) 04/01/2020   06:45:43  (  68.74,  77.76)    1.36                10
 04/01/2020   07:36:29   ( -68.34,-114.36) 04/01/2020   07:35:17  ( -68.42,-115.00)   27.57                72
 04/03/2020   22:11:34   ( -68.86,  26.22) 04/03/2020   22:12:43  ( -68.88,  26.18)    2.85                69
 04/03/2020   23:02:18   (  68.79,-166.37) 04/03/2020   23:02:10  (  68.76,-166.32)    3.32                 8
 04/03/2020   23:52:56   ( -68.48,   1.36) 04/03/2020   23:51:43  ( -68.50,   0.98)   15.43                73
 04/06/2020   14:27:59   ( -68.90, 142.08) 04/06/2020   14:29:10  ( -68.90, 142.09)    0.75                71
 04/06/2020   15:18:42   (  68.77, -50.44) 04/06/2020   15:18:37  (  68.78, -50.41)    1.41                 5
 04/06/2020   16:09:22   ( -68.57, 117.15) 04/06/2020   16:08:09  ( -68.57, 116.96)    7.61                73
 04/09/2020   06:44:25   ( -68.98,-102.13) 04/09/2020   06:45:36  ( -68.97,-101.93)    8.25                71
 04/09/2020   07:35:07   (  68.80,  65.42) 04/09/2020   07:35:04  (  68.79,  65.49)    3.12                 3
 04/09/2020   08:25:48   ( -68.66,-127.06) 04/09/2020   08:24:35  ( -68.64,-127.07)    2.45                73