Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.937422E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T09:23:52+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 60347
    NORAD ID 60347
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-32084
    Time of Closest Approach 2026-09-13T09:51:53+0000
    Collision Probability (Pc) 9.937422E-7
    Conjunction Distance (km) 2.747 km
    Relative Speed (km/s) 7.173 km/s
    Conjunction Risk Parameters R (Radial): -2.74 | I (In-track): -0.168 | C (Cross-track): 0.082
    Collision Risk Index (CRI) 0.35
    X Position (km) 3497.381 3498.905
    Position Y (km) -4975.304 -4977.171
    Position Z (km) 3136.028 3137.346
    Velocity X (km/s) 6.477 2.722
    Velocity Y (km/s) 3.922 5.081
    Velocity Z (km/s) -0.995 5.006

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-32084
    Semimajor Axis (a) 6849.139 km 6848.874 km
    Eccentricity (e) 0.000174 0.000126
    Inclination (i) 28.4728° 53.1611°
    RAAN 212.0253° 291.8133°
    Perigee Argument 28.7294° 90.7862°
    Mean Anomaly (M) 331.3398° 269.3284°
    Apogee 472.196 km 471.600 km
    Perigee 469.808 km 469.874 km
    Orbit Epoch 2026-09-11T05:47:59+0000 2026-09-11T09:10:00+0000

    HST & STARLINK-32084 Collision Probability (Pc) Trend

    HST & STARLINK-32084 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-32084 Miss Distance (Miss Distance) Trend

    HST & STARLINK-32084 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32084Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32084Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data