Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.01636E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:53:06+0800
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    1 Object 1

    AOE ID 52842
    NORAD ID 52842
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53408
    NORAD ID 53408
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4046 STARLINK-4491
    Time of Closest Approach 2026-10-22T06:14:14+0000
    Collision Probability (Pc) 1.01636E-6
    Conjunction Distance (km) 2.933 km
    Relative Speed (km/s) 8.676 km/s
    Conjunction Risk Parameters R (Radial): -2.472 | I (In-track): -1.293 | C (Cross-track): -0.903
    Collision Risk Index (CRI) 0.35
    X Position (km) -4096.934 -4096.354
    Position Y (km) -2829.677 -2827.359
    Position Z (km) 4680.885 4679.185
    Velocity X (km/s) 1.125 6.022
    Velocity Y (km/s) -6.865 -3.485
    Velocity Z (km/s) -3.156 3.157

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4046 STARLINK-4491
    Semimajor Axis (a) 6840.881 km 6837.864 km
    Eccentricity (e) 0.000198 0.000117
    Inclination (i) 53.1574° 53.1594°
    RAAN 92.3465° 180.5187°
    Perigee Argument 85.4803° 88.0273°
    Mean Anomaly (M) 274.6426° 272.0864°
    Apogee 464.099 km 460.527 km
    Perigee 461.389 km 458.927 km
    Orbit Epoch 2026-10-19T12:03:18+0000 2026-10-19T23:18:15+0000

    STARLINK-4046 & STARLINK-4491 Collision Probability (Pc) Trend

    STARLINK-4046 & STARLINK-4491 Collision Probability (Pc) TrendNot Available

    STARLINK-4046 & STARLINK-4491 Miss Distance (Miss Distance) Trend

    STARLINK-4046 & STARLINK-4491 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4046Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4491Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4046Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4491Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4046

    No nearby objects data