Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.193089E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T12:01:37+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 60201
    NORAD ID 60201
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-32020
    Time of Closest Approach 2026-09-06T02:44:26+0000
    Collision Probability (Pc) 1.193089E-5
    Conjunction Distance (km) 1.01 km
    Relative Speed (km/s) 4.811 km/s
    Conjunction Risk Parameters R (Radial): 0.772 | I (In-track): -0.618 | C (Cross-track): 0.206
    Collision Risk Index (CRI) 0.57
    X Position (km) 6134.698 6135.26
    Position Y (km) 150.984 150.432
    Position Z (km) 3031.423 3032.054
    Velocity X (km/s) 0.481 2.396
    Velocity Y (km/s) 7.501 5.165
    Velocity Z (km/s) -1.342 -5.086

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-32020
    Semimajor Axis (a) 6849.347 km 6848.877 km
    Eccentricity (e) 0.000148 0.000134
    Inclination (i) 28.4725° 53.1598°
    RAAN 265.5388° 214.8152°
    Perigee Argument 291.5545° 88.3013°
    Mean Anomaly (M) 68.4894° 271.8142°
    Apogee 472.223 km 471.659 km
    Perigee 470.197 km 469.821 km
    Orbit Epoch 2026-09-03T10:08:14+0000 2026-09-03T14:35:48+0000

    HST & STARLINK-32020 Collision Probability (Pc) Trend

    HST & STARLINK-32020 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-32020 Miss Distance (Miss Distance) Trend

    HST & STARLINK-32020 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32020Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32020Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data