Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.67974E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:43:52+0800
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    1 Object 1

    AOE ID 19573
    NORAD ID 19573
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 55365
    NORAD ID 55365
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1975 STARLINK-5639
    Time of Closest Approach 2026-09-03T12:59:30+0000
    Collision Probability (Pc) 2.67974E-6
    Conjunction Distance (km) 1.899 km
    Relative Speed (km/s) 10.784 km/s
    Conjunction Risk Parameters R (Radial): 1.896 | I (In-track): -0.069 | C (Cross-track): -0.076
    Collision Risk Index (CRI) 0.44
    X Position (km) -1911.02 -1911.454
    Position Y (km) 4719.769 4721.073
    Position Z (km) 4586.933 4588.242
    Velocity X (km/s) -3.125 -6.625
    Velocity Y (km/s) 4.158 -3.647
    Velocity Z (km/s) -5.575 0.991

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1975 STARLINK-5639
    Semimajor Axis (a) 6853.338 km 6861.205 km
    Eccentricity (e) 0.000936 0.000121
    Inclination (i) 82.5181° 43.0043°
    RAAN 299.8551° 46.2182°
    Perigee Argument 262.6716° 281.8469°
    Mean Anomaly (M) 97.3461° 78.2247°
    Apogee 481.614 km 483.898 km
    Perigee 468.788 km 482.238 km
    Orbit Epoch 2026-09-02T12:51:03+0000 2026-09-01T21:24:57+0000

    COSMOS 1975 & STARLINK-5639 Collision Probability (Pc) Trend

    COSMOS 1975 & STARLINK-5639 Collision Probability (Pc) TrendNot Available

    COSMOS 1975 & STARLINK-5639 Miss Distance (Miss Distance) Trend

    COSMOS 1975 & STARLINK-5639 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1975Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5639Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1975Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5639Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1975

    No nearby objects data