Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 5 6.  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   02:30:55   ( -77.97, -39.77) 05/07/2025   02:32:00  ( -77.86, -36.21)   83.60                65
 05/07/2025   03:21:29   (  77.49, 129.98) 05/07/2025   03:21:26  (  77.50, 129.99)    1.02                 3
 05/07/2025   04:12:01   ( -77.00, -60.47) 05/07/2025   04:10:56  ( -77.05, -64.02)   88.87                65
 05/09/2025   13:42:57   ( -77.53, 154.51) 05/09/2025   13:43:17  ( -77.53, 154.61)    2.76                20
 05/09/2025   14:33:42   (  77.49, -38.03) 05/09/2025   14:32:36  (  77.49, -37.89)    3.49                66
 05/12/2025   00:04:27   (  77.53, 179.18) 05/12/2025   00:05:07  (  77.52, 179.04)    3.65                40
 05/12/2025   00:55:10   ( -77.49, -13.32) 05/12/2025   00:54:28  ( -77.51, -13.34)    1.68                42
 05/14/2025   10:25:56   ( -77.57,-156.32) 05/14/2025   10:26:58  ( -77.56,-156.28)    0.97                62
 05/14/2025   11:16:40   (  77.51,  11.30) 05/14/2025   11:16:17  (  77.50,  11.15)    3.52                23
 05/16/2025   20:47:34   (  77.92,-133.41) 05/16/2025   20:48:41  (  77.81,-130.78)   62.69                67
 05/16/2025   21:38:09   ( -77.55,  35.79) 05/16/2025   21:38:08  ( -77.53,  35.76)    1.72                 1
 05/19/2025   07:59:39   (  77.58,  60.30) 05/19/2025   07:59:55  (  77.57,  60.39)    3.00                16