Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 12 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)
 12/28/2022   02:34:49   (  72.27, 141.74) 12/28/2022   02:33:37  (  72.30, 141.01)   24.96                72
 12/30/2022   13:48:25   (  72.62, -27.31) 12/30/2022   13:48:52  (  72.60, -27.30)    1.93                27
 12/30/2022   14:39:08   ( -72.52, 140.20) 12/30/2022   14:38:17  ( -72.52, 140.21)    0.43                51
 01/02/2023   01:52:39   ( -72.66, -28.44) 01/02/2023   01:53:34  ( -72.64, -28.42)    2.22                55
 01/02/2023   02:43:24   (  72.58, 139.05) 01/02/2023   02:42:57  (  72.59, 139.14)    3.34                27
 01/04/2023   13:57:01   (  72.98, -30.15) 01/04/2023   13:58:12  (  72.85, -29.22)   33.50                71
 01/04/2023   14:47:39   ( -72.62, 137.93) 01/04/2023   14:47:40  ( -72.62, 137.98)    1.99                 1
 01/04/2023   15:38:19   (  72.29, -54.09) 01/04/2023   15:37:07  (  72.35, -54.85)   26.70                72
 01/07/2023   02:51:55   (  72.65, 136.84) 01/07/2023   02:52:21  (  72.64, 136.84)    0.66                26
 01/07/2023   03:42:39   ( -72.59, -55.72) 01/07/2023   03:41:46  ( -72.57, -55.65)    3.13                53
 01/09/2023   14:56:10   ( -72.69, 135.72) 01/09/2023   14:57:03  ( -72.68, 135.72)    0.98                53
 01/09/2023   15:46:55   (  72.62, -56.83) 01/09/2023   15:46:26  (  72.63, -56.73)    3.15                29