Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.407565E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:21:51+0800
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    1 Object 1

    AOE ID 41026
    NORAD ID 41026
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 66331
    NORAD ID 66331
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter YAOGAN 28 STARLINK-35257
    Time of Closest Approach 2026-09-07T03:53:22+0000
    Collision Probability (Pc) 1.407565E-6
    Conjunction Distance (km) 2.721 km
    Relative Speed (km/s) 12.87 km/s
    Conjunction Risk Parameters R (Radial): 2.69 | I (In-track): 0.229 | C (Cross-track): 0.342
    Collision Risk Index (CRI) 0.38
    X Position (km) -4879.356 -4880.992
    Position Y (km) -1828.573 -1829.505
    Position Z (km) -4463.085 -4465.049
    Velocity X (km/s) 4.129 1.329
    Velocity Y (km/s) 2.912 -7.339
    Velocity Z (km/s) -5.705 1.555

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN 28 STARLINK-35257
    Semimajor Axis (a) 6858.965 km 6861.166 km
    Eccentricity (e) 0.000885 0.000124
    Inclination (i) 97.3180° 43.0015°
    RAAN 24.9585° 278.7307°
    Perigee Argument 266.9692° 262.4778°
    Mean Anomaly (M) 93.0535° 97.5933°
    Apogee 486.900 km 483.878 km
    Perigee 474.756 km 482.180 km
    Orbit Epoch 2026-09-05T05:21:21+0000 2026-09-05T03:33:34+0000

    YAOGAN 28 & STARLINK-35257 Collision Probability (Pc) Trend

    YAOGAN 28 & STARLINK-35257 Collision Probability (Pc) TrendNot Available

    YAOGAN 28 & STARLINK-35257 Miss Distance (Miss Distance) Trend

    YAOGAN 28 & STARLINK-35257 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN 28Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35257Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN 28Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35257Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN 28

    No nearby objects data