Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.312017E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-09T20:29:02+0800
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    1 Object 1

    AOE ID 3744
    NORAD ID 3744
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 31491
    NORAD ID 31491
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter THOR ABLESTAR DEB FENGYUN 1C DEB
    Time of Closest Approach 2026-09-10T00:05:51+0000
    Collision Probability (Pc) 1.312017E-6
    Conjunction Distance (km) 2.626 km
    Relative Speed (km/s) 10.377 km/s
    Conjunction Risk Parameters R (Radial): -0.838 | I (In-track): -1.769 | C (Cross-track): 1.749
    Collision Risk Index (CRI) 0.37
    X Position (km) 2903.615 2901.618
    Position Y (km) 1045.233 1043.546
    Position Z (km) 6519.372 6519.604
    Velocity X (km/s) 0.283 6.788
    Velocity Y (km/s) 7.35 -0.544
    Velocity Z (km/s) -1.222 -2.966

    Orbital Parameters 国际轨道数据源

    Parameter THOR ABLESTAR DEB FENGYUN 1C DEB
    Semimajor Axis (a) 7265.347 km 7207.530 km
    Eccentricity (e) 0.011534 0.004827
    Inclination (i) 66.9737° 99.3009°
    RAAN 266.0888° 176.3799°
    Perigee Argument 43.6923° 230.5572°
    Mean Anomaly (M) 317.3221° 129.1326°
    Apogee 971.010 km 864.181 km
    Perigee 803.410 km 794.605 km
    Orbit Epoch 2026-09-09T01:22:11+0000 2026-09-07T00:28:30+0000

    THOR ABLESTAR DEB & FENGYUN 1C DEB Collision Probability (Pc) Trend

    THOR ABLESTAR DEB & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    THOR ABLESTAR DEB & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    THOR ABLESTAR DEB & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    THOR ABLESTAR DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THOR ABLESTAR DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THOR ABLESTAR DEB

    No nearby objects data