Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 5 11.  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)
 05/12/2025   00:04:28   (  77.54, 179.10) 05/12/2025   00:05:07  (  77.54, 179.15)    1.21                39
 05/12/2025   00:55:11   ( -77.51, -13.42) 05/12/2025   00:54:29  ( -77.48, -13.43)    3.18                42
 05/14/2025   10:25:56   ( -77.54,-156.19) 05/14/2025   10:26:59  ( -77.55,-156.34)    3.73                63
 05/14/2025   11:16:41   (  77.52,  11.25) 05/14/2025   11:16:17  (  77.54,  11.30)    3.17                24
 05/16/2025   20:47:35   (  77.92,-133.43) 05/16/2025   20:48:42  (  77.81,-130.76)   63.56                67
 05/16/2025   21:38:10   ( -77.55,  35.75) 05/16/2025   21:38:09  ( -77.53,  35.76)    2.37                 1
 05/19/2025   07:59:39   (  77.58,  60.32) 05/19/2025   07:59:55  (  77.59,  60.48)    3.92                16
 05/19/2025   08:50:22   ( -77.53,-132.13) 05/19/2025   08:49:17  ( -77.54,-132.04)    2.58                65
 05/21/2025   18:21:07   ( -77.58,  85.03) 05/21/2025   18:21:46  ( -77.60,  85.01)    2.65                39
 05/21/2025   19:11:52   (  77.57,-107.60) 05/21/2025   19:11:05  (  77.53,-107.59)    3.99                47
 05/24/2025   04:42:37   (  77.62, 109.51) 05/24/2025   04:43:33  (  77.61, 109.56)    1.59                56