Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.316306E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:05:05+0800
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    1 Object 1

    AOE ID 12174
    NORAD ID 12174
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59911
    NORAD ID 59911
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB TIANQI 27
    Time of Closest Approach 2026-10-29T12:33:11+0000
    Collision Probability (Pc) 1.316306E-6
    Conjunction Distance (km) 2.425 km
    Relative Speed (km/s) 8.281 km/s
    Conjunction Risk Parameters R (Radial): 2.422 | I (In-track): -0.092 | C (Cross-track): -0.067
    Collision Risk Index (CRI) 0.37
    X Position (km) -5857.766 -5859.651
    Position Y (km) 1729.708 1730.316
    Position Z (km) 3931.383 3932.781
    Velocity X (km/s) -3.386 -3.846
    Velocity Y (km/s) 2.436 -5.365
    Velocity Z (km/s) -6.106 -3.369

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB TIANQI 27
    Semimajor Axis (a) 7236.068 km 7274.745 km
    Eccentricity (e) 0.004124 0.000771
    Inclination (i) 99.0124° 44.9794°
    RAAN 335.2448° 33.6479°
    Perigee Argument 327.1421° 168.0990°
    Mean Anomaly (M) 58.0304° 192.0026°
    Apogee 887.777 km 902.215 km
    Perigee 828.085 km 891.001 km
    Orbit Epoch 2026-10-27T02:05:28+0000 2026-10-27T06:48:39+0000

    DELTA 1 DEB & TIANQI 27 Collision Probability (Pc) Trend

    DELTA 1 DEB & TIANQI 27 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & TIANQI 27 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & TIANQI 27 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 27Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 27Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data