Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.468505E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T13:43:58+0800
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    1 Object 1

    AOE ID 54798
    NORAD ID 54798
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64891
    NORAD ID 64891
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-5420 OBJECT R
    Time of Closest Approach 2026-10-17T06:15:53+0000
    Collision Probability (Pc) 9.468505E-6
    Conjunction Distance (km) 1.352 km
    Relative Speed (km/s) 14.718 km/s
    Conjunction Risk Parameters R (Radial): -0.894 | I (In-track): -0.262 | C (Cross-track): -0.978
    Collision Risk Index (CRI) 0.55
    X Position (km) -1277.885 -1278.65
    Position Y (km) -6385.218 -6384.323
    Position Z (km) 2079.645 2078.98
    Velocity X (km/s) 4.358 -0.567
    Velocity Y (km/s) -2.723 2.477
    Velocity Z (km/s) -5.654 7.204

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5420 OBJECT R
    Semimajor Axis (a) 6837.774 km 6835.030 km
    Eccentricity (e) 0.000104 0.000817
    Inclination (i) 53.1588° 97.4708°
    RAAN 96.0232° 260.7422°
    Perigee Argument 87.9451° 103.3180°
    Mean Anomaly (M) 272.1671° 256.8975°
    Apogee 460.346 km 462.480 km
    Perigee 458.928 km 451.306 km
    Orbit Epoch 2026-10-16T12:23:50+0000 2026-10-16T22:22:17+0000

    STARLINK-5420 & OBJECT R Collision Probability (Pc) Trend

    STARLINK-5420 & OBJECT R Collision Probability (Pc) TrendNot Available

    STARLINK-5420 & OBJECT R Miss Distance (Miss Distance) Trend

    STARLINK-5420 & OBJECT R Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT RMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5420Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT RCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5420

    No nearby objects data