Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.662284E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T13:27:48+0800
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    1 Object 1

    AOE ID 46971
    NORAD ID 46971
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    Name CO3D1
    AOE ID 64903
    NORAD ID 64903
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB CO3D1
    Time of Closest Approach 2026-10-20T03:54:50+0000
    Collision Probability (Pc) 1.662284E-6
    Conjunction Distance (km) 2.604 km
    Relative Speed (km/s) 15.194 km/s
    Conjunction Risk Parameters R (Radial): 2.594 | I (In-track): 0.016 | C (Cross-track): -0.22
    Collision Risk Index (CRI) 0.39
    X Position (km) 3479.017 3480.356
    Position Y (km) -174.588 -174.872
    Position Z (km) 5926.206 5928.42
    Velocity X (km/s) 6.554 -6.439
    Velocity Y (km/s) 0.639 -1.623
    Velocity Z (km/s) -3.819 3.723

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB CO3D1
    Semimajor Axis (a) 6879.470 km 6883.349 km
    Eccentricity (e) 0.000204 0.000133
    Inclination (i) 86.3113° 97.4343°
    RAAN 184.5037° 8.7150°
    Perigee Argument 345.6301° 88.9100°
    Mean Anomaly (M) 28.9719° 271.2287°
    Apogee 502.734 km 506.125 km
    Perigee 499.932 km 504.299 km
    Orbit Epoch 2026-10-17T23:21:58+0000 2026-10-18T21:38:04+0000

    IRIDIUM 33 DEB & CO3D1 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & CO3D1 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & CO3D1 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & CO3D1 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CO3D1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    CO3D1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data