Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.285016E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T02:47:57+0800
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    1 Object 1

    AOE ID 19210
    NORAD ID 19210
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 57257
    NORAD ID 57257
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1953 STARLINK-5503
    Time of Closest Approach 2026-10-24T22:42:22+0000
    Collision Probability (Pc) 1.285016E-6
    Conjunction Distance (km) 2.83 km
    Relative Speed (km/s) 12.101 km/s
    Conjunction Risk Parameters R (Radial): -1.421 | I (In-track): -1.48 | C (Cross-track): -1.947
    Collision Risk Index (CRI) 0.37
    X Position (km) -2121.626 -2119.453
    Position Y (km) 5092.308 5092.714
    Position Z (km) -4083.73 -4081.963
    Velocity X (km/s) 0.577 -7.124
    Velocity Y (km/s) -4.598 -0.928
    Velocity Z (km/s) -6.04 2.542

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1953 STARLINK-5503
    Semimajor Axis (a) 6849.359 km 6861.216 km
    Eccentricity (e) 0.001159 0.000341
    Inclination (i) 82.5035° 43.0076°
    RAAN 287.7246° 170.2565°
    Perigee Argument 44.5444° 265.9609°
    Mean Anomaly (M) 315.6727° 94.0853°
    Apogee 479.160 km 485.421 km
    Perigee 463.284 km 480.737 km
    Orbit Epoch 2026-10-24T06:04:57+0000 2026-10-24T01:00:04+0000

    COSMOS 1953 & STARLINK-5503 Collision Probability (Pc) Trend

    COSMOS 1953 & STARLINK-5503 Collision Probability (Pc) TrendNot Available

    COSMOS 1953 & STARLINK-5503 Miss Distance (Miss Distance) Trend

    COSMOS 1953 & STARLINK-5503 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1953Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5503Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1953Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5503Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1953

    No nearby objects data