Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.013961E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:59:13+0800
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    1 Object 1

    AOE ID 59489
    NORAD ID 59489
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59522
    NORAD ID 59522
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31638 STARLINK-31453
    Time of Closest Approach 2026-10-29T10:31:42+0000
    Collision Probability (Pc) 3.013961E-6
    Conjunction Distance (km) 1.43 km
    Relative Speed (km/s) 3.508 km/s
    Conjunction Risk Parameters R (Radial): -0.569 | I (In-track): -1.275 | C (Cross-track): -0.302
    Collision Risk Index (CRI) 0.45
    X Position (km) -5071.909 -5072.562
    Position Y (km) 915.856 914.642
    Position Z (km) 4521.121 4521.498
    Velocity X (km/s) -0.175 -2.454
    Velocity Y (km/s) -7.509 -7.1
    Velocity Z (km/s) 1.322 -1.313

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31638 STARLINK-31453
    Semimajor Axis (a) 6861.221 km 6861.098 km
    Eccentricity (e) 0.000185 0.000344
    Inclination (i) 43.0091° 42.9872°
    RAAN 112.1697° 73.5426°
    Perigee Argument 243.9588° 281.0419°
    Mean Anomaly (M) 116.1074° 79.0046°
    Apogee 484.351 km 485.321 km
    Perigee 481.817 km 480.601 km
    Orbit Epoch 2026-10-27T04:50:42+0000 2026-10-27T01:34:57+0000

    STARLINK-31638 & STARLINK-31453 Collision Probability (Pc) Trend

    STARLINK-31638 & STARLINK-31453 Collision Probability (Pc) TrendNot Available

    STARLINK-31638 & STARLINK-31453 Miss Distance (Miss Distance) Trend

    STARLINK-31638 & STARLINK-31453 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31638Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31453Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31638Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31453Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31638

    No nearby objects data