Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2022 12 27.  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   00:53:30   (  72.95, 165.72) 12/28/2022   00:54:41  (  72.82, 166.66)   33.88                71
 12/28/2022   01:44:07   ( -72.55, -26.14) 12/28/2022   01:44:10  ( -72.53, -26.23)    3.59                 3
 12/28/2022   02:34:48   (  72.25, 141.78) 12/28/2022   02:33:36  (  72.32, 141.04)   25.97                72
 12/30/2022   13:48:24   (  72.60, -27.27) 12/30/2022   13:48:51  (  72.62, -27.26)    2.53                27
 12/30/2022   14:39:07   ( -72.50, 140.24) 12/30/2022   14:38:17  ( -72.49, 140.15)    3.04                50
 01/02/2023   01:52:39   ( -72.65, -28.40) 01/02/2023   01:53:34  ( -72.67, -28.38)    2.56                55
 01/02/2023   02:43:24   (  72.56, 139.09) 01/02/2023   02:42:58  (  72.56, 139.08)    0.18                26
 01/04/2023   13:57:01   (  72.97, -30.11) 01/04/2023   13:58:12  (  72.88, -29.18)   32.19                71
 01/04/2023   14:47:39   ( -72.61, 137.96) 01/04/2023   14:47:41  ( -72.59, 137.93)    2.14                 2
 01/04/2023   15:38:19   (  72.27, -54.05) 01/04/2023   15:37:08  (  72.32, -54.90)   29.19                71
 01/07/2023   02:51:55   (  72.63, 136.87) 01/07/2023   02:52:22  (  72.62, 136.79)    3.19                27
 01/07/2023   03:42:39   ( -72.57, -55.69) 01/07/2023   03:41:47  ( -72.54, -55.69)    3.13                52
 01/09/2023   14:56:10   ( -72.68, 135.75) 01/09/2023   14:57:04  ( -72.66, 135.68)    3.04                54
 01/09/2023   15:46:55   (  72.61, -56.80) 01/09/2023   15:46:27  (  72.60, -56.77)    1.05                28