Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.548176E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T13:38:33+0800
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    1 Object 1

    AOE ID 35484
    NORAD ID 35484
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56136
    NORAD ID 56136
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB STARLINK-5489
    Time of Closest Approach 2026-10-16T10:50:20+0000
    Collision Probability (Pc) 4.548176E-6
    Conjunction Distance (km) 1.647 km
    Relative Speed (km/s) 12.922 km/s
    Conjunction Risk Parameters R (Radial): 1.482 | I (In-track): 0.38 | C (Cross-track): 0.609
    Collision Risk Index (CRI) 0.48
    X Position (km) 5344.126 5345.199
    Position Y (km) 2240.019 2241.158
    Position Z (km) 3662.763 3663.273
    Velocity X (km/s) 3.543 -4.44
    Velocity Y (km/s) 2.108 5.295
    Velocity Z (km/s) -6.418 3.231

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB STARLINK-5489
    Semimajor Axis (a) 6859.436 km 6861.208 km
    Eccentricity (e) 0.001555 0.000114
    Inclination (i) 86.3472° 43.0028°
    RAAN 205.5191° 343.4236°
    Perigee Argument 72.2538° 271.4224°
    Mean Anomaly (M) 288.0405° 88.6498°
    Apogee 491.967 km 483.851 km
    Perigee 470.631 km 482.291 km
    Orbit Epoch 2026-10-15T12:11:45+0000 2026-10-15T20:29:26+0000

    IRIDIUM 33 DEB & STARLINK-5489 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & STARLINK-5489 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & STARLINK-5489 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & STARLINK-5489 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5489Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5489Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data