Simultaneous Nadir Overpasses (SNOs) between FY3D and TERRA
TLE Epoch: 2025 6 9.  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)
 06/10/2025   06:54:24   ( -77.69,-103.31) 06/10/2025   06:54:45  ( -77.67,-103.36)    2.28                21
 06/10/2025   07:45:08   (  77.65,  64.19) 06/10/2025   07:44:03  (  77.67,  64.31)    3.39                65
 06/12/2025   17:15:51   (  77.69, -78.65) 06/12/2025   17:16:28  (  77.71, -78.67)    1.91                37
 06/12/2025   18:06:35   ( -77.67,  88.80) 06/12/2025   18:05:50  ( -77.64,  88.72)    3.19                45
 06/15/2025   03:37:19   ( -77.71, -54.03) 06/15/2025   03:38:15  ( -77.72, -54.12)    2.37                56
 06/15/2025   04:28:03   (  77.68, 113.43) 06/15/2025   04:27:34  (  77.67, 113.36)    1.96                29
 06/17/2025   13:58:47   (  77.73, -29.44) 06/17/2025   13:59:59  (  77.74, -29.53)    2.37                72
 06/17/2025   14:49:31   ( -77.70, 138.05) 06/17/2025   14:49:20  ( -77.71, 138.03)    1.97                11
 06/20/2025   01:10:59   (  77.72, 162.62) 06/20/2025   01:11:04  (  77.72, 162.58)    0.98                 5
 06/20/2025   02:01:38   ( -77.48, -28.88) 06/20/2025   02:00:28  ( -77.55, -30.43)   38.13                70
 06/22/2025   11:32:27   ( -77.74,-172.77) 06/22/2025   11:32:50  ( -77.73,-172.87)    2.72                23