Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.063543E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T09:21:40+0800
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    1 Object 1

    AOE ID 52856
    NORAD ID 52856
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54176
    NORAD ID 54176
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4201 STARLINK-5154
    Time of Closest Approach 2026-10-25T16:38:23+0000
    Collision Probability (Pc) 4.063543E-6
    Conjunction Distance (km) 1.232 km
    Relative Speed (km/s) 2.606 km/s
    Conjunction Risk Parameters R (Radial): -0.076 | I (In-track): -1.211 | C (Cross-track): -0.212
    Collision Risk Index (CRI) 0.47
    X Position (km) 2746.118 2745.162
    Position Y (km) -3135.399 -3136.173
    Position Z (km) -5431.865 -5431.806
    Velocity X (km/s) 4.969 6.332
    Velocity Y (km/s) 5.726 4.172
    Velocity Z (km/s) -0.794 0.792

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4201 STARLINK-5154
    Semimajor Axis (a) 6840.663 km 6840.877 km
    Eccentricity (e) 0.000215 0.000137
    Inclination (i) 53.1635° 53.1604°
    RAAN 61.0749° 35.5271°
    Perigee Argument 91.9178° 83.6652°
    Mean Anomaly (M) 268.2071° 276.4507°
    Apogee 463.999 km 463.680 km
    Perigee 461.053 km 461.800 km
    Orbit Epoch 2026-10-24T01:59:05+0000 2026-10-24T06:36:25+0000

    STARLINK-4201 & STARLINK-5154 Collision Probability (Pc) Trend

    STARLINK-4201 & STARLINK-5154 Collision Probability (Pc) TrendNot Available

    STARLINK-4201 & STARLINK-5154 Miss Distance (Miss Distance) Trend

    STARLINK-4201 & STARLINK-5154 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4201Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5154Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4201Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5154Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4201

    No nearby objects data