Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 9 8.  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)
 09/10/2025   20:43:34   (  78.59,-133.27) 09/10/2025   20:44:37  (  78.51,-129.02)   94.08                63
 09/10/2025   21:34:06   ( -78.14,  36.76) 09/10/2025   21:34:06  ( -78.14,  36.88)    2.81                 0
 09/13/2025   07:55:32   (  78.15,  61.45) 09/13/2025   07:55:37  (  78.13,  61.42)    2.04                 5
 09/13/2025   08:46:11   ( -77.96,-130.16) 09/13/2025   08:45:00  ( -78.03,-131.39)   29.41                71
 09/15/2025   18:16:58   ( -78.18,  85.99) 09/15/2025   18:17:11  ( -78.16,  86.10)    3.23                13
 09/15/2025   19:07:42   (  78.12,-106.38) 09/15/2025   19:06:29  (  78.13,-106.34)    1.44                73
 09/18/2025   04:38:24   (  78.16, 110.81) 09/18/2025   04:38:42  (  78.16, 110.66)    3.35                18
 09/18/2025   05:29:08   ( -78.15, -81.84) 09/18/2025   05:28:03  ( -78.15, -81.71)    3.01                65
 09/20/2025   14:59:50   ( -78.19, 135.35) 09/20/2025   15:00:15  ( -78.20, 135.44)    2.75                25