Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.089051E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:06:20+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 53252
    NORAD ID 53252
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-4132
    Time of Closest Approach 2026-09-08T02:50:18+0000
    Collision Probability (Pc) 1.089051E-6
    Conjunction Distance (km) 2.917 km
    Relative Speed (km/s) 9.692 km/s
    Conjunction Risk Parameters R (Radial): 2.911 | I (In-track): -0.144 | C (Cross-track): 0.127
    Collision Risk Index (CRI) 0.36
    X Position (km) -1799.941 -1800.883
    Position Y (km) -6473.428 -6476.121
    Position Z (km) 1307.992 1308.596
    Velocity X (km/s) 6.763 4.179
    Velocity Y (km/s) -1.203 -2.37
    Velocity Z (km/s) 3.336 -5.932

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-4132
    Semimajor Axis (a) 6849.308 km 6848.918 km
    Eccentricity (e) 0.000149 0.000116
    Inclination (i) 28.4723° 53.1592°
    RAAN 253.4989° 101.8324°
    Perigee Argument 314.5591° 77.5099°
    Mean Anomaly (M) 45.4884° 282.6032°
    Apogee 472.191 km 471.579 km
    Perigee 470.151 km 469.983 km
    Orbit Epoch 2026-09-05T04:21:43+0000 2026-09-04T01:01:25+0000

    HST & STARLINK-4132 Collision Probability (Pc) Trend

    HST & STARLINK-4132 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-4132 Miss Distance (Miss Distance) Trend

    HST & STARLINK-4132 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4132Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4132Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data