Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 9 29.  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)
 09/29/2023   11:49:59   (  74.17,   2.49) 09/29/2023   11:50:30  (  74.14,   2.47)    3.42                31
 09/29/2023   12:40:43   ( -74.11, 169.96) 09/29/2023   12:39:54  ( -74.09, 170.02)    2.46                49
 10/01/2023   23:53:59   ( -74.17,   1.53) 10/01/2023   23:54:16  ( -74.18,   1.58)    2.00                17
 10/02/2023   00:44:43   (  74.07, 169.09) 10/02/2023   00:43:39  (  74.07, 168.98)    3.28                64
 10/04/2023   11:07:24   ( -74.62,-167.95) 10/04/2023   11:08:33  ( -74.54,-166.21)   52.21                69
 10/04/2023   11:58:00   (  74.14,   0.63) 10/04/2023   11:58:01  (  74.16,   0.57)    2.97                 1
 10/04/2023   12:48:40   ( -73.88, 168.61) 10/04/2023   12:47:28  ( -73.97, 167.80)   27.03                72
 10/06/2023   23:11:17   (  74.22,-167.85) 10/06/2023   23:12:23  (  74.22,-167.91)    2.03                66
 10/07/2023   00:02:01   ( -74.15,  -0.35) 10/07/2023   00:01:48  ( -74.15,  -0.43)    2.56                13
 10/09/2023   11:15:18   ( -74.23,-168.85) 10/09/2023   11:16:09  ( -74.23,-168.86)    0.40                51
 10/09/2023   12:06:02   (  74.15,  -1.31) 10/09/2023   12:05:31  (  74.15,  -1.39)    2.50                31
 10/11/2023   23:19:19   (  74.24,-169.83) 10/11/2023   23:19:51  (  74.25,-169.79)    1.44                32
 10/12/2023   00:10:03   ( -74.17,  -2.33) 10/12/2023   00:09:16  ( -74.18,  -2.28)    1.97                47