Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.093796E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:59:43+0800
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    1 Object 1

    AOE ID 52673
    NORAD ID 52673
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64459
    NORAD ID 64459
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3976 STARLINK-34421
    Time of Closest Approach 2026-10-22T18:53:34+0000
    Collision Probability (Pc) 1.093796E-6
    Conjunction Distance (km) 2.752 km
    Relative Speed (km/s) 8.54 km/s
    Conjunction Risk Parameters R (Radial): 2.691 | I (In-track): -0.472 | C (Cross-track): 0.331
    Collision Risk Index (CRI) 0.36
    X Position (km) -2266.243 -2267.644
    Position Y (km) -4390.339 -4391.797
    Position Z (km) 4717.734 4719.6
    Velocity X (km/s) 6.985 4.275
    Velocity Y (km/s) -0.282 -5.53
    Velocity Z (km/s) 3.084 -3.083

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3976 STARLINK-34421
    Semimajor Axis (a) 6837.850 km 6840.795 km
    Eccentricity (e) 0.000122 0.000116
    Inclination (i) 53.1571° 53.1548°
    RAAN 209.2218° 119.1810°
    Perigee Argument 93.4705° 81.9734°
    Mean Anomaly (M) 266.6438° 278.1400°
    Apogee 460.546 km 463.452 km
    Perigee 458.880 km 461.864 km
    Orbit Epoch 2026-10-20T04:08:43+0000 2026-10-20T11:39:33+0000

    STARLINK-3976 & STARLINK-34421 Collision Probability (Pc) Trend

    STARLINK-3976 & STARLINK-34421 Collision Probability (Pc) TrendNot Available

    STARLINK-3976 & STARLINK-34421 Miss Distance (Miss Distance) Trend

    STARLINK-3976 & STARLINK-34421 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3976Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34421Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3976Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34421Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3976

    No nearby objects data