Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.090249E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T11:48:12+0800
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    1 Object 1

    AOE ID 53688
    NORAD ID 53688
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63831
    NORAD ID 63831
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4571 STARLINK-33940
    Time of Closest Approach 2026-10-20T08:31:18+0000
    Collision Probability (Pc) 3.090249E-6
    Conjunction Distance (km) 1.927 km
    Relative Speed (km/s) 14.343 km/s
    Conjunction Risk Parameters R (Radial): 1.843 | I (In-track): -0.196 | C (Cross-track): 0.53
    Collision Risk Index (CRI) 0.45
    X Position (km) 6654.597 6652.941
    Position Y (km) -1653.422 -1652.491
    Position Z (km) 251.385 251.064
    Velocity X (km/s) 0.045 1.156
    Velocity Y (km/s) -1.007 5.462
    Velocity Z (km/s) -7.557 5.196

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4571 STARLINK-33940
    Semimajor Axis (a) 6864.005 km 6861.136 km
    Eccentricity (e) 0.000119 0.000231
    Inclination (i) 97.2851° 42.9994°
    RAAN 164.2914° 355.6243°
    Perigee Argument 82.5871° 281.7897°
    Mean Anomaly (M) 12.2693° 78.2696°
    Apogee 486.683 km 484.582 km
    Perigee 485.053 km 481.416 km
    Orbit Epoch 2026-10-18T20:00:02+0000 2026-10-18T06:17:40+0000

    STARLINK-4571 & STARLINK-33940 Collision Probability (Pc) Trend

    STARLINK-4571 & STARLINK-33940 Collision Probability (Pc) TrendNot Available

    STARLINK-4571 & STARLINK-33940 Miss Distance (Miss Distance) Trend

    STARLINK-4571 & STARLINK-33940 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4571Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33940Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4571Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33940Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4571

    No nearby objects data