Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.012701E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:28:47+0800
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    1 Object 1

    AOE ID 51139
    NORAD ID 51139
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65354
    NORAD ID 65354
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3172 STARLINK-34785
    Time of Closest Approach 2026-10-29T14:09:22+0000
    Collision Probability (Pc) 1.012701E-4
    Conjunction Distance (km) 0.626 km
    Relative Speed (km/s) 11.812 km/s
    Conjunction Risk Parameters R (Radial): 0.431 | I (In-track): -0.282 | C (Cross-track): -0.355
    Collision Risk Index (CRI) 0.75
    X Position (km) -5115.43 -5115.472
    Position Y (km) 3972.027 3972.634
    Position Z (km) -2212.904 -2213.05
    Velocity X (km/s) -1.461 -4.469
    Velocity Y (km/s) -4.986 -2.65
    Velocity Z (km/s) -5.59 5.59

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3172 STARLINK-34785
    Semimajor Axis (a) 6840.859 km 6841.068 km
    Eccentricity (e) 0.000126 0.000127
    Inclination (i) 53.1606° 53.1571°
    RAAN 318.4660° 168.8694°
    Perigee Argument 89.1753° 62.7632°
    Mean Anomaly (M) 270.9394° 297.3500°
    Apogee 463.585 km 463.797 km
    Perigee 461.859 km 462.065 km
    Orbit Epoch 2026-10-27T04:59:42+0000 2026-10-27T01:17:15+0000

    STARLINK-3172 & STARLINK-34785 Collision Probability (Pc) Trend

    STARLINK-3172 & STARLINK-34785 Collision Probability (Pc) TrendNot Available

    STARLINK-3172 & STARLINK-34785 Miss Distance (Miss Distance) Trend

    STARLINK-3172 & STARLINK-34785 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3172Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34785Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3172Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34785Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3172

    No nearby objects data