Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2023 10 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)
 10/29/2023   10:05:43   ( -74.33,-151.40) 10/29/2023   10:06:43  ( -74.34,-151.51)    3.46                60
 10/29/2023   10:56:28   (  74.27,  16.07) 10/29/2023   10:56:04  (  74.30,  16.05)    3.18                24
 10/31/2023   22:09:43   (  74.36,-152.44) 10/31/2023   22:10:18  (  74.38,-152.36)    2.89                35
 10/31/2023   23:00:26   ( -74.27,  15.12) 10/31/2023   22:59:44  ( -74.26,  15.01)    3.46                42
 11/03/2023   10:13:40   ( -74.37,-153.41) 11/03/2023   10:13:56  ( -74.36,-153.34)    2.25                16
 11/03/2023   11:04:24   (  74.26,  14.20) 11/03/2023   11:03:18  (  74.26,  14.09)    3.21                66
 11/05/2023   21:26:56   ( -74.53,  37.91) 11/05/2023   21:28:08  ( -74.48,  38.35)   14.14                72
 11/05/2023   22:17:38   (  74.32,-154.22) 11/05/2023   22:17:31  (  74.33,-154.34)    3.67                 7
 11/05/2023   23:08:12   ( -73.79,  14.44) 11/05/2023   23:07:04  ( -73.85,  12.23)   68.69                68
 11/08/2023   09:30:53   (  74.43,  37.21) 11/08/2023   09:31:43  (  74.42,  37.29)    2.82                50
 11/08/2023   10:21:36   ( -74.34,-155.24) 11/08/2023   10:21:08  ( -74.35,-155.22)    1.28                28