Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 7 8.  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)
 07/10/2022   07:33:23   ( -71.69,-113.54) 07/10/2022   07:34:10  ( -71.70,-113.57)    2.39                47
 07/10/2022   08:24:09   (  71.61,  53.90) 07/10/2022   08:23:37  (  71.61,  53.91)    0.70                32
 07/12/2022   23:00:28   (  71.69,-165.31) 07/12/2022   23:01:04  (  71.70,-165.34)    1.22                36
 07/12/2022   23:51:11   ( -71.65,   2.10) 07/12/2022   23:50:33  ( -71.63,   2.18)    3.47                38
 07/15/2022   14:27:31   ( -71.73, 142.90) 07/15/2022   14:28:01  ( -71.71, 142.92)    2.34                30
 07/15/2022   15:18:16   (  71.61, -49.58) 07/15/2022   15:17:28  (  71.60, -49.61)    1.08                48
 07/18/2022   05:54:37   (  71.74,  91.12) 07/18/2022   05:54:55  (  71.73,  91.20)    3.64                18
 07/18/2022   06:45:18   ( -71.59,-101.28) 07/18/2022   06:44:25  ( -71.61,-101.35)    3.43                53
 07/20/2022   20:31:06   (  72.30,-128.99) 07/20/2022   20:32:15  (  72.21,-127.35)   56.54                69
 07/20/2022   21:21:39   ( -71.73,  39.41) 07/20/2022   21:21:52  ( -71.73,  39.44)    1.25                13
 07/20/2022   22:12:24   (  71.61,-153.07) 07/20/2022   22:11:19  (  71.62,-153.10)    1.00                65