Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.594042E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T07:55:25+0800
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    1 Object 1

    AOE ID 60608
    NORAD ID 60608
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 63167
    NORAD ID 63167
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2499 DEB QIANFAN-81
    Time of Closest Approach 2026-10-17T08:58:08+0000
    Collision Probability (Pc) 1.594042E-6
    Conjunction Distance (km) 2.636 km
    Relative Speed (km/s) 14.638 km/s
    Conjunction Risk Parameters R (Radial): 2.487 | I (In-track): 0.033 | C (Cross-track): -0.872
    Collision Risk Index (CRI) 0.39
    X Position (km) -2158.931 -2160.464
    Position Y (km) 6559.683 6561.567
    Position Z (km) -2804.717 -2805.74
    Velocity X (km/s) -1.919 0.726
    Velocity Y (km/s) 2.417 -2.66
    Velocity Z (km/s) 6.703 -6.769

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2499 DEB QIANFAN-81
    Semimajor Axis (a) 7589.623 km 7446.626 km
    Eccentricity (e) 0.029149 0.001344
    Inclination (i) 82.2928° 88.9623°
    RAAN 112.9184° 287.9935°
    Perigee Argument 291.3864° 321.8714°
    Mean Anomaly (M) 65.6385° 38.1486°
    Apogee 1432.716 km 1078.498 km
    Perigee 990.256 km 1058.480 km
    Orbit Epoch 2026-10-15T05:52:26+0000 2026-10-15T13:18:42+0000

    COSMOS 2499 DEB & QIANFAN-81 Collision Probability (Pc) Trend

    COSMOS 2499 DEB & QIANFAN-81 Collision Probability (Pc) TrendNot Available

    COSMOS 2499 DEB & QIANFAN-81 Miss Distance (Miss Distance) Trend

    COSMOS 2499 DEB & QIANFAN-81 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2499 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-81Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2499 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-81Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2499 DEB

    No nearby objects data