Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.347147E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T20:54:49+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 65180
    NORAD ID 65180
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-34862
    Time of Closest Approach 2026-09-06T17:23:03+0000
    Collision Probability (Pc) 3.347147E-5
    Conjunction Distance (km) 0.911 km
    Relative Speed (km/s) 12.656 km/s
    Conjunction Risk Parameters R (Radial): -0.535 | I (In-track): -0.419 | C (Cross-track): -0.604
    Collision Risk Index (CRI) 0.65
    X Position (km) -3321.486 -3320.649
    Position Y (km) 5244.565 5244.278
    Position Z (km) -2895.801 -2896.013
    Velocity X (km/s) -5.834 -0.804
    Velocity Y (km/s) -4.622 3.264
    Velocity Z (km/s) -1.679 6.846

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-34862
    Semimajor Axis (a) 6849.331 km 6843.692 km
    Eccentricity (e) 0.000148 0.000166
    Inclination (i) 28.4724° 97.2855°
    RAAN 260.6336° 116.2869°
    Perigee Argument 300.8652° 89.1066°
    Mean Anomaly (M) 59.1798° 271.0367°
    Apogee 472.210 km 466.689 km
    Perigee 470.178 km 464.421 km
    Orbit Epoch 2026-09-04T03:20:24+0000 2026-09-04T01:17:03+0000

    HST & STARLINK-34862 Collision Probability (Pc) Trend

    HST & STARLINK-34862 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-34862 Miss Distance (Miss Distance) Trend

    HST & STARLINK-34862 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34862Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34862Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data