Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.510509E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:41:53+0800
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    1 Object 1

    AOE ID 52453
    NORAD ID 52453
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58864
    NORAD ID 58864
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3872 STARLINK-31242
    Time of Closest Approach 2026-09-03T18:58:09+0000
    Collision Probability (Pc) 3.510509E-6
    Conjunction Distance (km) 1.3 km
    Relative Speed (km/s) 2.738 km/s
    Conjunction Risk Parameters R (Radial): -1.237 | I (In-track): -0.391 | C (Cross-track): -0.071
    Collision Risk Index (CRI) 0.46
    X Position (km) -4749.451 -4748.858
    Position Y (km) -2314.775 -2314.097
    Position Z (km) -4383.051 -4382.114
    Velocity X (km/s) 5.339 4.532
    Velocity Y (km/s) -3.999 -5.846
    Velocity Z (km/s) -3.676 -1.824

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3872 STARLINK-31242
    Semimajor Axis (a) 6859.968 km 6861.215 km
    Eccentricity (e) 0.000143 0.000148
    Inclination (i) 53.1609° 43.0046°
    RAAN 352.7310° 335.5480°
    Perigee Argument 38.3506° 273.0927°
    Mean Anomaly (M) 129.6284° 86.9755°
    Apogee 482.816 km 484.091 km
    Perigee 480.846 km 482.065 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-01T14:05:46+0000

    STARLINK-3872 & STARLINK-31242 Collision Probability (Pc) Trend

    STARLINK-3872 & STARLINK-31242 Collision Probability (Pc) TrendNot Available

    STARLINK-3872 & STARLINK-31242 Miss Distance (Miss Distance) Trend

    STARLINK-3872 & STARLINK-31242 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3872Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31242Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3872Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31242Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3872

    No nearby objects data