Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.577332E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T23:06:10+0800
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    1 Object 1

    AOE ID 27958
    NORAD ID 27958
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 69534
    NORAD ID 69534
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-12 DEB STARLINK-37407
    Time of Closest Approach 2026-08-30T20:34:19+0000
    Collision Probability (Pc) 2.577332E-4
    Conjunction Distance (km) 0.388 km
    Relative Speed (km/s) 8.619 km/s
    Conjunction Risk Parameters R (Radial): -0.351 | I (In-track): 0.107 | C (Cross-track): -0.123
    Collision Risk Index (CRI) 0.83
    X Position (km) -3301.901 -3301.626
    Position Y (km) -2650.896 -2650.884
    Position Z (km) -5379.985 -5379.712
    Velocity X (km/s) 0.091 5.767
    Velocity Y (km/s) -7.814 -4.853
    Velocity Z (km/s) 4.62 -1.149

    Orbital Parameters 国际轨道数据源

    Parameter SL-12 DEB STARLINK-37407
    Semimajor Axis (a) 11720.553 km 6840.760 km
    Eccentricity (e) 0.421423 0.000126
    Inclination (i) 65.1648° 53.1595°
    RAAN 255.4286° 332.1800°
    Perigee Argument 313.9284° 96.6827°
    Mean Anomaly (M) 18.1952° 263.4319°
    Apogee 10281.726 km 463.487 km
    Perigee 403.106 km 461.759 km
    Orbit Epoch 2026-08-29T23:45:19+0000 2026-08-29T15:18:36+0000

    SL-12 DEB & STARLINK-37407 Collision Probability (Pc) Trend

    SL-12 DEB & STARLINK-37407 Collision Probability (Pc) TrendNot Available

    SL-12 DEB & STARLINK-37407 Miss Distance (Miss Distance) Trend

    SL-12 DEB & STARLINK-37407 Miss Distance (Miss Distance) TrendNot Available

    SL-12 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37407Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-12 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37407Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-12 DEB

    No nearby objects data