Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.343366E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T22:31:12+0800
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    1 Object 1

    AOE ID 60613
    NORAD ID 60613
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 69086
    NORAD ID 69086
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2499 DEB QIANFAN-140
    Time of Closest Approach 2026-10-23T04:55:27+0000
    Collision Probability (Pc) 8.343366E-6
    Conjunction Distance (km) 1.403 km
    Relative Speed (km/s) 14.68 km/s
    Conjunction Risk Parameters R (Radial): 0.864 | I (In-track): 0.07 | C (Cross-track): -1.102
    Collision Risk Index (CRI) 0.53
    X Position (km) -6086.75 -6088.007
    Position Y (km) 3699.949 3699.424
    Position Z (km) -2187.193 -2187.525
    Velocity X (km/s) -2.394 1.758
    Velocity Y (km/s) 0.268 -1.227
    Velocity Z (km/s) 7.009 -6.992

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2499 DEB QIANFAN-140
    Semimajor Axis (a) 7651.914 km 7446.622 km
    Eccentricity (e) 0.027269 0.000245
    Inclination (i) 82.4762° 88.9847°
    RAAN 151.9337° 328.4980°
    Perigee Argument 335.4383° 88.6762°
    Mean Anomaly (M) 23.3935° 271.4670°
    Apogee 1482.434 km 1070.313 km
    Perigee 1065.120 km 1066.657 km
    Orbit Epoch 2026-10-21T21:32:11+0000 2026-10-22T06:37:22+0000

    COSMOS 2499 DEB & QIANFAN-140 Collision Probability (Pc) Trend

    COSMOS 2499 DEB & QIANFAN-140 Collision Probability (Pc) TrendNot Available

    COSMOS 2499 DEB & QIANFAN-140 Miss Distance (Miss Distance) Trend

    COSMOS 2499 DEB & QIANFAN-140 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2499 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-140Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2499 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-140Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2499 DEB

    No nearby objects data