Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.095284E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:19:09+0800
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    1 Object 1

    AOE ID 44424
    NORAD ID 44424
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 59522
    NORAD ID 59522
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2538 STARLINK-31453
    Time of Closest Approach 2026-10-29T19:18:52+0000
    Collision Probability (Pc) 4.095284E-6
    Conjunction Distance (km) 1.535 km
    Relative Speed (km/s) 7.94 km/s
    Conjunction Risk Parameters R (Radial): -1.424 | I (In-track): 0.491 | C (Cross-track): -0.289
    Collision Risk Index (CRI) 0.47
    X Position (km) 5513.478 5512.441
    Position Y (km) 2792.328 2792.043
    Position Z (km) -2982.668 -2981.573
    Velocity X (km/s) 3.443 -1.075
    Velocity Y (km/s) 0.491 6.396
    Velocity Z (km/s) 6.793 4.007

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2538 STARLINK-31453
    Semimajor Axis (a) 6878.125 km 6861.098 km
    Eccentricity (e) 0.003949 0.000344
    Inclination (i) 97.5797° 42.9872°
    RAAN 20.5968° 73.5426°
    Perigee Argument 305.0997° 281.0419°
    Mean Anomaly (M) 54.6539° 79.0046°
    Apogee 527.152 km 485.321 km
    Perigee 472.824 km 480.601 km
    Orbit Epoch 2026-10-27T05:53:20+0000 2026-10-27T01:34:57+0000

    COSMOS 2538 & STARLINK-31453 Collision Probability (Pc) Trend

    COSMOS 2538 & STARLINK-31453 Collision Probability (Pc) TrendNot Available

    COSMOS 2538 & STARLINK-31453 Miss Distance (Miss Distance) Trend

    COSMOS 2538 & STARLINK-31453 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31453Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31453Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2538

    No nearby objects data