Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.577097E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T14:50:07+0800
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    1 Object 1

    AOE ID 53285
    NORAD ID 53285
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67860
    NORAD ID 67860
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4173 STARLINK-35873
    Time of Closest Approach 2026-10-30T23:47:53+0000
    Collision Probability (Pc) 8.577097E-7
    Conjunction Distance (km) 1.592 km
    Relative Speed (km/s) 0.433 km/s
    Conjunction Risk Parameters R (Radial): 0.258 | I (In-track): 1.57 | C (Cross-track): 0.048
    Collision Risk Index (CRI) 0.34
    X Position (km) 436.304 437.882
    Position Y (km) -4076.846 -4076.831
    Position Z (km) 5465.523 5465.731
    Velocity X (km/s) 7.611 7.574
    Velocity Y (km/s) 0.64 0.985
    Velocity Z (km/s) -0.131 0.127

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4173 STARLINK-35873
    Semimajor Axis (a) 6840.854 km 6840.816 km
    Eccentricity (e) 0.000203 0.000098
    Inclination (i) 53.1603° 53.1596°
    RAAN 196.0263° 200.0800°
    Perigee Argument 111.6615° 100.4405°
    Mean Anomaly (M) 248.4604° 259.6708°
    Apogee 464.104 km 463.351 km
    Perigee 461.330 km 462.007 km
    Orbit Epoch 2026-10-28T10:26:08+0000 2026-10-28T10:26:55+0000

    STARLINK-4173 & STARLINK-35873 Collision Probability (Pc) Trend

    STARLINK-4173 & STARLINK-35873 Collision Probability (Pc) TrendNot Available

    STARLINK-4173 & STARLINK-35873 Miss Distance (Miss Distance) Trend

    STARLINK-4173 & STARLINK-35873 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4173Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35873Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4173Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35873Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4173

    No nearby objects data