Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.425303E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:32:42+0800
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    1 Object 1

    AOE ID 53408
    NORAD ID 53408
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68448
    NORAD ID 68448
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4491 HAWK-14A
    Time of Closest Approach 2026-09-11T12:44:03+0000
    Collision Probability (Pc) 1.425303E-6
    Conjunction Distance (km) 2.805 km
    Relative Speed (km/s) 14.184 km/s
    Conjunction Risk Parameters R (Radial): -2.733 | I (In-track): 0.239 | C (Cross-track): 0.579
    Collision Risk Index (CRI) 0.38
    X Position (km) -4128.44 -4126.622
    Position Y (km) -3267.511 -3266.767
    Position Z (km) -4459.751 -4457.749
    Velocity X (km/s) 6.084 -4.594
    Velocity Y (km/s) -2.798 -1.986
    Velocity Z (km/s) -3.586 5.714

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4491 HAWK-14A
    Semimajor Axis (a) 6894.743 km 6887.562 km
    Eccentricity (e) 0.000186 0.000479
    Inclination (i) 53.1595° 97.4698°
    RAAN 1.3504° 210.8864°
    Perigee Argument 99.2325° 125.1882°
    Mean Anomaly (M) 116.5749° 234.9802°
    Apogee 517.888 km 512.727 km
    Perigee 515.324 km 506.123 km
    Orbit Epoch 2026-09-11T00:00:04+0000 2026-09-10T10:01:59+0000

    STARLINK-4491 & HAWK-14A Collision Probability (Pc) Trend

    STARLINK-4491 & HAWK-14A Collision Probability (Pc) TrendNot Available

    STARLINK-4491 & HAWK-14A Miss Distance (Miss Distance) Trend

    STARLINK-4491 & HAWK-14A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAWK-14AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4491Collision Probability Trend

    Object 1 Probability TrendNot Available

    HAWK-14ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4491

    No nearby objects data