Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.303563E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:07:30+0800
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    1 Object 1

    AOE ID 52607
    NORAD ID 52607
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62381
    NORAD ID 62381
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3947 HAWK-11C
    Time of Closest Approach 2026-09-14T05:33:03+0000
    Collision Probability (Pc) 5.303563E-7
    Conjunction Distance (km) 2.563 km
    Relative Speed (km/s) 1.738 km/s
    Conjunction Risk Parameters R (Radial): -1.995 | I (In-track): -1.597 | C (Cross-track): 0.181
    Collision Risk Index (CRI) 0.29
    X Position (km) -2260.504 -2258.43
    Position Y (km) 5066.657 5065.209
    Position Z (km) -4024.191 -4023.78
    Velocity X (km/s) -6.381 -6.971
    Velocity Y (km/s) 0.443 -0.726
    Velocity Z (km/s) 4.147 3.005

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3947 HAWK-11C
    Semimajor Axis (a) 6848.861 km 6849.976 km
    Eccentricity (e) 0.000134 0.000351
    Inclination (i) 53.1595° 45.0040°
    RAAN 157.8865° 175.5721°
    Perigee Argument 97.8606° 344.4287°
    Mean Anomaly (M) 262.2548° 15.6489°
    Apogee 471.644 km 474.242 km
    Perigee 469.804 km 469.436 km
    Orbit Epoch 2026-09-11T21:22:49+0000 2026-09-11T12:02:24+0000

    STARLINK-3947 & HAWK-11C Collision Probability (Pc) Trend

    STARLINK-3947 & HAWK-11C Collision Probability (Pc) TrendNot Available

    STARLINK-3947 & HAWK-11C Miss Distance (Miss Distance) Trend

    STARLINK-3947 & HAWK-11C Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3947Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HAWK-11CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3947Collision Probability Trend

    Object 1 Probability TrendNot Available

    HAWK-11CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3947

    No nearby objects data