Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 12 30.  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)
 12/30/2022   13:48:25   (  72.62, -27.31) 12/30/2022   13:48:52  (  72.61, -27.29)    1.05                27
 12/30/2022   14:39:08   ( -72.52, 140.20) 12/30/2022   14:38:17  ( -72.53, 140.22)    0.94                51
 01/02/2023   01:52:39   ( -72.66, -28.44) 01/02/2023   01:53:34  ( -72.65, -28.41)    1.74                55
 01/02/2023   02:43:24   (  72.58, 139.05) 01/02/2023   02:42:58  (  72.55, 139.05)    3.30                26
 01/04/2023   13:57:01   (  72.98, -30.15) 01/04/2023   13:58:12  (  72.86, -29.20)   33.66                71
 01/04/2023   14:47:39   ( -72.62, 137.92) 01/04/2023   14:47:40  ( -72.62, 138.00)    2.49                 1
 01/04/2023   15:38:19   (  72.29, -54.09) 01/04/2023   15:37:07  (  72.36, -54.83)   26.34                72
 01/07/2023   02:51:55   (  72.65, 136.83) 01/07/2023   02:52:21  (  72.66, 136.86)    1.21                26
 01/07/2023   03:42:39   ( -72.59, -55.73) 01/07/2023   03:41:46  ( -72.58, -55.63)    3.56                53
 01/09/2023   14:56:10   ( -72.70, 135.71) 01/09/2023   14:57:03  ( -72.70, 135.74)    1.26                53
 01/09/2023   15:46:54   (  72.58, -56.73) 01/09/2023   15:46:27  (  72.59, -56.80)    2.66                27
 01/12/2023   03:00:30   (  72.95, 134.14) 01/12/2023   03:01:41  (  72.85, 134.84)   25.25                71
 01/12/2023   03:51:09   ( -72.62, -57.86) 01/12/2023   03:51:09  ( -72.62, -57.95)    3.11                 0