Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.273222E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T09:42:10+0800
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    1 Object 1

    Name HST
    AOE ID 20580
    NORAD ID 20580
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65601
    NORAD ID 65601
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-35234
    Time of Closest Approach 2026-10-18T02:58:09+0000
    Collision Probability (Pc) 1.273222E-5
    Conjunction Distance (km) 1.128 km
    Relative Speed (km/s) 9.15 km/s
    Conjunction Risk Parameters R (Radial): -1.123 | I (In-track): -0.068 | C (Cross-track): 0.058
    Collision Risk Index (CRI) 0.57
    X Position (km) 6504.769 6505.824
    Position Y (km) -1005.517 -1005.632
    Position Z (km) 1872.235 1872.615
    Velocity X (km/s) 0.223 -2.21
    Velocity Y (km/s) 7.028 -0.676
    Velocity Z (km/s) 2.981 7.276

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-35234
    Semimajor Axis (a) 6848.039 km 6843.597 km
    Eccentricity (e) 0.000209 0.000069
    Inclination (i) 28.4737° 97.2816°
    RAAN 323.6127° 352.2660°
    Perigee Argument 81.5383° 106.2441°
    Mean Anomaly (M) 278.5450° 253.8878°
    Apogee 471.331 km 465.933 km
    Perigee 468.473 km 464.987 km
    Orbit Epoch 2026-10-17T12:44:47+0000 2026-10-17T01:50:34+0000

    HST & STARLINK-35234 Collision Probability (Pc) Trend

    HST & STARLINK-35234 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-35234 Miss Distance (Miss Distance) Trend

    HST & STARLINK-35234 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35234Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35234Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data