Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.157737E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:06:11+0800
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    1 Object 1

    AOE ID 55369
    NORAD ID 55369
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63827
    NORAD ID 63827
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5644 STARLINK-33891
    Time of Closest Approach 2026-10-21T18:46:19+0000
    Collision Probability (Pc) 2.157737E-5
    Conjunction Distance (km) 0.987 km
    Relative Speed (km/s) 10.014 km/s
    Conjunction Risk Parameters R (Radial): 0.047 | I (In-track): 0.746 | C (Cross-track): 0.645
    Collision Risk Index (CRI) 0.62
    X Position (km) -5110.792 -5110.127
    Position Y (km) 4250.935 4251.663
    Position Z (km) 1690.296 1690.288
    Velocity X (km/s) -2.727 -4.633
    Velocity Y (km/s) -5.216 -3.631
    Velocity Z (km/s) 4.851 -4.851

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5644 STARLINK-33891
    Semimajor Axis (a) 6861.206 km 6861.208 km
    Eccentricity (e) 0.000130 0.000114
    Inclination (i) 43.0027° 43.0019°
    RAAN 136.9964° 350.6439°
    Perigee Argument 264.5194° 269.7467°
    Mean Anomaly (M) 95.5509° 90.3254°
    Apogee 483.961 km 483.853 km
    Perigee 482.177 km 482.289 km
    Orbit Epoch 2026-10-19T13:19:28+0000 2026-10-19T04:52:51+0000

    STARLINK-5644 & STARLINK-33891 Collision Probability (Pc) Trend

    STARLINK-5644 & STARLINK-33891 Collision Probability (Pc) TrendNot Available

    STARLINK-5644 & STARLINK-33891 Miss Distance (Miss Distance) Trend

    STARLINK-5644 & STARLINK-33891 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5644Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33891Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5644Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33891Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5644

    No nearby objects data