Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 5 5.  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)
 05/07/2025   02:30:54   ( -77.95, -39.69) 05/07/2025   02:31:59  ( -77.87, -36.15)   83.04                65
 05/07/2025   03:21:28   (  77.48, 130.04) 05/07/2025   03:21:25  (  77.51, 130.05)    4.07                 3
 05/07/2025   04:12:00   ( -76.99, -60.40) 05/07/2025   04:10:56  ( -77.02, -64.13)   93.29                64
 05/09/2025   13:42:57   ( -77.51, 154.57) 05/09/2025   13:43:18  ( -77.50, 154.48)    2.61                21
 05/09/2025   14:33:42   (  77.48, -37.97) 05/09/2025   14:32:36  (  77.50, -37.85)    3.49                66
 05/12/2025   00:04:28   (  77.56, 179.04) 05/12/2025   00:05:07  (  77.52, 179.06)    4.09                39
 05/12/2025   00:55:11   ( -77.52, -13.45) 05/12/2025   00:54:28  ( -77.51, -13.31)    3.46                43
 05/14/2025   10:25:56   ( -77.55,-156.25) 05/14/2025   10:26:58  ( -77.56,-156.29)    1.22                62
 05/14/2025   11:16:41   (  77.53,  11.16) 05/14/2025   11:16:17  (  77.50,  11.14)    3.94                24
 05/16/2025   20:47:34   (  77.90,-133.35) 05/16/2025   20:48:41  (  77.79,-130.84)   59.96                67
 05/16/2025   21:38:09   ( -77.53,  35.86) 05/16/2025   21:38:07  ( -77.57,  35.89)    3.54                 2