Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 9 4.  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)
 09/04/2023   12:00:20   ( -74.17, 179.54) 09/04/2023   12:01:32  ( -74.11, 179.94)   13.53                72
 09/04/2023   12:51:03   (  73.99, -12.70) 09/04/2023   12:50:56  (  73.99, -12.67)    1.00                 7
 09/04/2023   13:41:36   ( -73.41, 156.01) 09/04/2023   13:40:28  ( -73.50, 153.92)   66.57                68
 09/07/2023   00:04:22   (  74.07, 178.83) 09/07/2023   00:05:25  (  74.07, 178.86)    1.37                63
 09/07/2023   00:55:05   ( -73.97, -13.63) 09/07/2023   00:54:49  ( -74.00, -13.65)    2.75                16
 09/09/2023   12:08:24   ( -74.05, 177.89) 09/09/2023   12:09:18  ( -74.06, 177.83)    2.08                54
 09/09/2023   12:59:09   (  73.98, -14.63) 09/09/2023   12:58:41  (  73.98, -14.68)    1.57                28
 09/12/2023   00:12:28   (  74.07, 176.86) 09/12/2023   00:13:09  (  74.06, 176.85)    0.92                41
 09/12/2023   01:03:12   ( -74.02, -15.69) 09/12/2023   01:02:33  ( -74.00, -15.64)    2.59                39
 09/14/2023   12:16:30   ( -74.06, 175.92) 09/14/2023   12:17:01  ( -74.06, 175.85)    2.11                31
 09/14/2023   13:07:15   (  74.00, -16.63) 09/14/2023   13:06:23  (  74.03, -16.57)    3.00                52
 09/17/2023   00:20:32   (  74.06, 174.95) 09/17/2023   00:20:50  (  74.06, 174.85)    3.05                18