Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.527364E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T21:26:30+0800
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    1 Object 1

    AOE ID 50203
    NORAD ID 50203
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56351
    NORAD ID 56351
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3257 STARLINK-5891
    Time of Closest Approach 2026-10-12T19:30:01+0000
    Collision Probability (Pc) 1.527364E-6
    Conjunction Distance (km) 2.214 km
    Relative Speed (km/s) 7.862 km/s
    Conjunction Risk Parameters R (Radial): 2.214 | I (In-track): 0 | C (Cross-track): 0.01
    Collision Risk Index (CRI) 0.39
    X Position (km) 1651.652 1651.128
    Position Y (km) -4914.626 -4913.038
    Position Z (km) -4481.857 -4480.408
    Velocity X (km/s) 6.695 0.354
    Velocity Y (km/s) -0.954 -5.063
    Velocity Z (km/s) 3.517 5.687

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3257 STARLINK-5891
    Semimajor Axis (a) 6848.619 km 6843.704 km
    Eccentricity (e) 0.000093 0.000177
    Inclination (i) 53.1613° 97.2854°
    RAAN 331.3550° 281.3978°
    Perigee Argument 58.0628° 94.0034°
    Mean Anomaly (M) 302.0463° 266.1411°
    Apogee 471.118 km 466.781 km
    Perigee 469.846 km 464.353 km
    Orbit Epoch 2026-10-12T07:12:42+0000 2026-10-11T23:19:13+0000

    STARLINK-3257 & STARLINK-5891 Collision Probability (Pc) Trend

    STARLINK-3257 & STARLINK-5891 Collision Probability (Pc) TrendNot Available

    STARLINK-3257 & STARLINK-5891 Miss Distance (Miss Distance) Trend

    STARLINK-3257 & STARLINK-5891 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3257Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5891Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3257Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5891Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3257

    No nearby objects data