Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.356778E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T11:42:45+0800
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    1 Object 1

    AOE ID 53985
    NORAD ID 53985
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68821
    NORAD ID 68821
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5147 STARLINK-37421
    Time of Closest Approach 2026-10-25T06:07:05+0000
    Collision Probability (Pc) 1.356778E-6
    Conjunction Distance (km) 2.799 km
    Relative Speed (km/s) 12.956 km/s
    Conjunction Risk Parameters R (Radial): -2.704 | I (In-track): 0.383 | C (Cross-track): -0.61
    Collision Risk Index (CRI) 0.38
    X Position (km) 3768.785 3767.881
    Position Y (km) -1929.79 -1928.742
    Position Z (km) 5373.104 5370.672
    Velocity X (km/s) 2.055 4.517
    Velocity Y (km/s) 7.26 -4.069
    Velocity Z (km/s) 1.163 -4.619

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5147 STARLINK-37421
    Semimajor Axis (a) 6848.892 km 6843.669 km
    Eccentricity (e) 0.000136 0.000116
    Inclination (i) 53.1599° 97.2830°
    RAAN 265.5037° 142.3093°
    Perigee Argument 84.5484° 88.9143°
    Mean Anomaly (M) 210.1914° 271.2233°
    Apogee 471.685 km 466.328 km
    Perigee 469.825 km 464.736 km
    Orbit Epoch 2026-10-24T06:00:02+0000 2026-10-23T23:48:29+0000

    STARLINK-5147 & STARLINK-37421 Collision Probability (Pc) Trend

    STARLINK-5147 & STARLINK-37421 Collision Probability (Pc) TrendNot Available

    STARLINK-5147 & STARLINK-37421 Miss Distance (Miss Distance) Trend

    STARLINK-5147 & STARLINK-37421 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5147Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37421Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5147Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37421Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5147

    No nearby objects data