Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.977073E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T23:21:38+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 56884
    NORAD ID 56884
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB STARLINK-5515
    Time of Closest Approach 2026-11-04T21:15:51+0000
    Collision Probability (Pc) 6.977073E-6
    Conjunction Distance (km) 1.247 km
    Relative Speed (km/s) 6.352 km/s
    Conjunction Risk Parameters R (Radial): -0.249 | I (In-track): 1.109 | C (Cross-track): 0.514
    Collision Risk Index (CRI) 0.52
    X Position (km) 5984.037 5983.227
    Position Y (km) 1843.01 1843.377
    Position Z (km) -2809.909 -2810.783
    Velocity X (km/s) -3.126 -3.581
    Velocity Y (km/s) -0.405 5.29
    Velocity Z (km/s) -6.932 -4.158

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB STARLINK-5515
    Semimajor Axis (a) 6850.022 km 6861.274 km
    Eccentricity (e) 0.001171 0.000117
    Inclination (i) 86.3402° 43.0008°
    RAAN 196.4278° 172.8578°
    Perigee Argument 25.1917° 263.0708°
    Mean Anomaly (M) 334.9901° 214.5288°
    Apogee 479.908 km 483.941 km
    Perigee 463.862 km 482.333 km
    Orbit Epoch 2026-11-02T22:53:49+0000 2026-11-04T02:00:02+0000

    IRIDIUM 33 DEB & STARLINK-5515 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & STARLINK-5515 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & STARLINK-5515 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & STARLINK-5515 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5515Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5515Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data