Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.826408E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:06:25+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 68159
    NORAD ID 68159
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-37053
    Time of Closest Approach 2026-09-06T23:29:57+0000
    Collision Probability (Pc) 7.826408E-6
    Conjunction Distance (km) 1.294 km
    Relative Speed (km/s) 9.011 km/s
    Conjunction Risk Parameters R (Radial): -1.089 | I (In-track): -0.561 | C (Cross-track): 0.415
    Collision Risk Index (CRI) 0.53
    X Position (km) 194.442 194.748
    Position Y (km) 6646.918 6645.998
    Position Z (km) -1642.906 -1642.049
    Velocity X (km/s) -6.929 0.942
    Velocity Y (km/s) -0.573 -1.835
    Velocity Z (km/s) -3.146 -7.345

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-37053
    Semimajor Axis (a) 6849.308 km 6843.685 km
    Eccentricity (e) 0.000149 0.000107
    Inclination (i) 28.4723° 97.2847°
    RAAN 253.4989° 268.2321°
    Perigee Argument 314.5591° 86.6972°
    Mean Anomaly (M) 45.4884° 273.4393°
    Apogee 472.191 km 466.280 km
    Perigee 470.151 km 464.816 km
    Orbit Epoch 2026-09-05T04:21:43+0000 2026-09-05T01:14:22+0000

    HST & STARLINK-37053 Collision Probability (Pc) Trend

    HST & STARLINK-37053 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-37053 Miss Distance (Miss Distance) Trend

    HST & STARLINK-37053 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37053Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37053Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data