Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.348047E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:57:27+0800
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    1 Object 1

    AOE ID 53221
    NORAD ID 53221
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64861
    NORAD ID 64861
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4377 STARLINK-34651
    Time of Closest Approach 2026-10-22T01:39:50+0000
    Collision Probability (Pc) 6.348047E-5
    Conjunction Distance (km) 0.773 km
    Relative Speed (km/s) 14.806 km/s
    Conjunction Risk Parameters R (Radial): -0.678 | I (In-track): -0.08 | C (Cross-track): -0.361
    Collision Risk Index (CRI) 0.71
    X Position (km) 3270.865 3270.675
    Position Y (km) -1368.324 -1367.843
    Position Z (km) 5846.406 5845.831
    Velocity X (km/s) -6.563 5.123
    Velocity Y (km/s) 0.722 -4.167
    Velocity Z (km/s) 3.832 -3.832

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4377 STARLINK-34651
    Semimajor Axis (a) 6843.710 km 6843.653 km
    Eccentricity (e) 0.000095 0.000135
    Inclination (i) 97.2843° 97.2854°
    RAAN 346.5704° 142.1455°
    Perigee Argument 97.4028° 87.0463°
    Mean Anomaly (M) 262.7323° 273.0935°
    Apogee 466.224 km 466.442 km
    Perigee 464.922 km 464.590 km
    Orbit Epoch 2026-10-19T02:55:46+0000 2026-10-19T01:06:14+0000

    STARLINK-4377 & STARLINK-34651 Collision Probability (Pc) Trend

    STARLINK-4377 & STARLINK-34651 Collision Probability (Pc) TrendNot Available

    STARLINK-4377 & STARLINK-34651 Miss Distance (Miss Distance) Trend

    STARLINK-4377 & STARLINK-34651 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4377Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34651Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4377Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34651Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4377

    No nearby objects data