Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.766191E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:46:54+0800
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    1 Object 1

    AOE ID 4650
    NORAD ID 4650
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 42808
    NORAD ID 42808
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter THORAD AGENA D DEB IRIDIUM 117
    Time of Closest Approach 2026-10-30T00:01:13+0000
    Collision Probability (Pc) 2.766191E-6
    Conjunction Distance (km) 2.01 km
    Relative Speed (km/s) 14.321 km/s
    Conjunction Risk Parameters R (Radial): -1.596 | I (In-track): 0.358 | C (Cross-track): 1.167
    Collision Risk Index (CRI) 0.44
    X Position (km) 1088.667 1090.101
    Position Y (km) -1156.637 -1156.675
    Position Z (km) 6966.688 6968.094
    Velocity X (km/s) -1.014 -3.25
    Velocity Y (km/s) -7.366 6.531
    Velocity Z (km/s) -1.041 1.589

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB IRIDIUM 117
    Semimajor Axis (a) 7233.136 km 7155.804 km
    Eccentricity (e) 0.011440 0.000220
    Inclination (i) 99.8594° 86.3921°
    RAAN 80.1926° 298.3899°
    Perigee Argument 92.5644° 91.0324°
    Mean Anomaly (M) 268.8626° 269.1124°
    Apogee 937.749 km 779.245 km
    Perigee 772.249 km 776.089 km
    Orbit Epoch 2026-10-26T22:23:59+0000 2026-10-27T06:21:23+0000

    THORAD AGENA D DEB & IRIDIUM 117 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & IRIDIUM 117 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & IRIDIUM 117 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & IRIDIUM 117 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data