Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.421983E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T21:07:26+0800
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    1 Object 1

    AOE ID 51984
    NORAD ID 51984
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53981
    NORAD ID 53981
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3664 STARLINK-5149
    Time of Closest Approach 2026-10-17T05:59:17+0000
    Collision Probability (Pc) 3.421983E-6
    Conjunction Distance (km) 1.785 km
    Relative Speed (km/s) 12.077 km/s
    Conjunction Risk Parameters R (Radial): 0.008 | I (In-track): 1.102 | C (Cross-track): -1.403
    Collision Risk Index (CRI) 0.46
    X Position (km) 1321.269 1319.519
    Position Y (km) -6563.47 -6563.817
    Position Z (km) 1399.601 1399.588
    Velocity X (km/s) 4.83 4.34
    Velocity Y (km/s) -0.297 2.141
    Velocity Z (km/s) -5.909 5.909

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3664 STARLINK-5149
    Semimajor Axis (a) 6840.071 km 6840.859 km
    Eccentricity (e) 0.000135 0.000136
    Inclination (i) 53.1610° 53.1587°
    RAAN 119.6764° 286.0683°
    Perigee Argument 73.0372° 80.7987°
    Mean Anomaly (M) 287.0779° 279.3169°
    Apogee 462.859 km 463.650 km
    Perigee 461.009 km 461.794 km
    Orbit Epoch 2026-10-15T06:22:45+0000 2026-10-14T07:34:38+0000

    STARLINK-3664 & STARLINK-5149 Collision Probability (Pc) Trend

    STARLINK-3664 & STARLINK-5149 Collision Probability (Pc) TrendNot Available

    STARLINK-3664 & STARLINK-5149 Miss Distance (Miss Distance) Trend

    STARLINK-3664 & STARLINK-5149 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3664Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5149Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3664Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5149Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3664

    No nearby objects data