Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.332446E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T22:20:07+0800
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    1 Object 1

    AOE ID 53390
    NORAD ID 53390
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64458
    NORAD ID 64458
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4517 STARLINK-34439
    Time of Closest Approach 2026-10-25T02:12:17+0000
    Collision Probability (Pc) 8.332446E-7
    Conjunction Distance (km) 2.953 km
    Relative Speed (km/s) 6.143 km/s
    Conjunction Risk Parameters R (Radial): 2.952 | I (In-track): 0.045 | C (Cross-track): 0.017
    Collision Risk Index (CRI) 0.33
    X Position (km) 3439.603 3441.055
    Position Y (km) 2877.441 2878.717
    Position Z (km) -5168.866 -5171.098
    Velocity X (km/s) -6.258 -2.7
    Velocity Y (km/s) 3.865 6.841
    Velocity Z (km/s) -2.014 2.013

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4517 STARLINK-34439
    Semimajor Axis (a) 6837.872 km 6840.799 km
    Eccentricity (e) 0.000076 0.000113
    Inclination (i) 53.1587° 53.1575°
    RAAN 165.5211° 103.9123°
    Perigee Argument 54.0780° 82.1900°
    Mean Anomaly (M) 306.0293° 277.9231°
    Apogee 460.252 km 463.436 km
    Perigee 459.218 km 461.888 km
    Orbit Epoch 2026-10-23T22:33:34+0000 2026-10-24T04:37:39+0000

    STARLINK-4517 & STARLINK-34439 Collision Probability (Pc) Trend

    STARLINK-4517 & STARLINK-34439 Collision Probability (Pc) TrendNot Available

    STARLINK-4517 & STARLINK-34439 Miss Distance (Miss Distance) Trend

    STARLINK-4517 & STARLINK-34439 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34439Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34439Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4517

    No nearby objects data