Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.352126E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:26:58+0800
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    1 Object 1

    AOE ID 53857
    NORAD ID 53857
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68751
    NORAD ID 68751
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4809 STARLINK-37277
    Time of Closest Approach 2026-10-22T05:19:37+0000
    Collision Probability (Pc) 2.352126E-6
    Conjunction Distance (km) 2.166 km
    Relative Speed (km/s) 14.758 km/s
    Conjunction Risk Parameters R (Radial): -2.115 | I (In-track): 0.124 | C (Cross-track): -0.445
    Collision Risk Index (CRI) 0.42
    X Position (km) 6306.938 6305.16
    Position Y (km) -2670.901 -2669.68
    Position Z (km) 93.954 93.756
    Velocity X (km/s) 1.699 -0.271
    Velocity Y (km/s) 4.248 -0.936
    Velocity Z (km/s) 6.108 -7.568

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4809 STARLINK-37277
    Semimajor Axis (a) 6848.876 km 6843.684 km
    Eccentricity (e) 0.000138 0.000454
    Inclination (i) 53.1599° 97.2857°
    RAAN 346.1833° 154.8608°
    Perigee Argument 93.4314° 76.3938°
    Mean Anomaly (M) 266.6845° 283.7810°
    Apogee 471.685 km 468.655 km
    Perigee 469.793 km 462.439 km
    Orbit Epoch 2026-10-20T03:12:38+0000 2026-10-20T02:26:01+0000

    STARLINK-4809 & STARLINK-37277 Collision Probability (Pc) Trend

    STARLINK-4809 & STARLINK-37277 Collision Probability (Pc) TrendNot Available

    STARLINK-4809 & STARLINK-37277 Miss Distance (Miss Distance) Trend

    STARLINK-4809 & STARLINK-37277 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4809Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37277Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4809Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37277Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4809

    No nearby objects data