Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.928922E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:36:40+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 69226
    NORAD ID 69226
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HST STARLINK-37736
    Time of Closest Approach 2026-10-20T17:23:20+0000
    Collision Probability (Pc) 2.928922E-6
    Conjunction Distance (km) 1.748 km
    Relative Speed (km/s) 8.653 km/s
    Conjunction Risk Parameters R (Radial): -0.014 | I (In-track): 1.445 | C (Cross-track): -0.982
    Collision Risk Index (CRI) 0.44
    X Position (km) 4290.673 4290.132
    Position Y (km) -5314.605 -5315.195
    Position Z (km) 461.911 460.358
    Velocity X (km/s) 5.076 -1.08
    Velocity Y (km/s) 4.419 -0.205
    Velocity Z (km/s) 3.605 7.553

    Orbital Parameters 国际轨道数据源

    Parameter HST STARLINK-37736
    Semimajor Axis (a) 6847.955 km 6843.686 km
    Eccentricity (e) 0.000216 0.000107
    Inclination (i) 28.4737° 97.2823°
    RAAN 308.4466° 307.9871°
    Perigee Argument 102.7271° 98.0321°
    Mean Anomaly (M) 257.3567° 262.1044°
    Apogee 471.298 km 466.283 km
    Perigee 468.338 km 464.815 km
    Orbit Epoch 2026-10-19T17:54:10+0000 2026-10-19T06:55:06+0000

    HST & STARLINK-37736 Collision Probability (Pc) Trend

    HST & STARLINK-37736 Collision Probability (Pc) TrendNot Available

    HST & STARLINK-37736 Miss Distance (Miss Distance) Trend

    HST & STARLINK-37736 Miss Distance (Miss Distance) TrendNot Available

    HSTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37736Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HSTCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37736Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HST

    No nearby objects data