Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.881901E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:34:23+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 64755
    NORAD ID 64755
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3172 STARLINK-33965
    Time of Closest Approach 2026-10-22T18:58:19+0000
    Collision Probability (Pc) 5.881901E-6
    Conjunction Distance (km) 1.36 km
    Relative Speed (km/s) 7.575 km/s
    Conjunction Risk Parameters R (Radial): -0.82 | I (In-track): -0.938 | C (Cross-track): 0.543
    Collision Risk Index (CRI) 0.5
    X Position (km) 4051.643 4051.709
    Position Y (km) 2419.944 2418.721
    Position Z (km) 4942.574 4941.985
    Velocity X (km/s) -5.757 -1.047
    Velocity Y (km/s) 4.289 7.103
    Velocity Z (km/s) 2.612 -2.611

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3172 STARLINK-33965
    Semimajor Axis (a) 6840.826 km 6840.746 km
    Eccentricity (e) 0.000136 0.000161
    Inclination (i) 53.1607° 53.1577°
    RAAN 351.3510° 273.9479°
    Perigee Argument 88.6561° 89.2016°
    Mean Anomaly (M) 271.4597° 270.9171°
    Apogee 463.617 km 463.714 km
    Perigee 461.761 km 461.504 km
    Orbit Epoch 2026-10-20T04:09:43+0000 2026-10-20T08:38:11+0000

    STARLINK-3172 & STARLINK-33965 Collision Probability (Pc) Trend

    STARLINK-3172 & STARLINK-33965 Collision Probability (Pc) TrendNot Available

    STARLINK-3172 & STARLINK-33965 Miss Distance (Miss Distance) Trend

    STARLINK-3172 & STARLINK-33965 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3172Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33965Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3172Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33965Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3172

    No nearby objects data