Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.18914E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T21:23:06+0800
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    1 Object 1

    AOE ID 21467
    NORAD ID 21467
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60393
    NORAD ID 60393
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB QIANFAN-15
    Time of Closest Approach 2026-10-22T23:47:02+0000
    Collision Probability (Pc) 4.18914E-6
    Conjunction Distance (km) 1.737 km
    Relative Speed (km/s) 14.564 km/s
    Conjunction Risk Parameters R (Radial): -0.834 | I (In-track): -0.159 | C (Cross-track): 1.515
    Collision Risk Index (CRI) 0.47
    X Position (km) -430.791 -429.226
    Position Y (km) -5874.785 -5874.134
    Position Z (km) -4557.859 -4557.482
    Velocity X (km/s) -1.241 -0.16
    Velocity Y (km/s) 4.487 -4.467
    Velocity Z (km/s) -5.643 5.791

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB QIANFAN-15
    Semimajor Axis (a) 7449.333 km 7446.607 km
    Eccentricity (e) 0.002579 0.001323
    Inclination (i) 99.7502° 88.9686°
    RAAN 92.4226° 266.6958°
    Perigee Argument 287.7813° 18.0204°
    Mean Anomaly (M) 224.2358° 342.1414°
    Apogee 1090.411 km 1078.323 km
    Perigee 1051.981 km 1058.617 km
    Orbit Epoch 2026-10-21T22:33:33+0000 2026-10-22T06:11:43+0000

    DELTA 1 DEB & QIANFAN-15 Collision Probability (Pc) Trend

    DELTA 1 DEB & QIANFAN-15 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & QIANFAN-15 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & QIANFAN-15 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-15Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-15Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data