Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.648488E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-09T13:32:57+0800
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    1 Object 1

    AOE ID 40648
    NORAD ID 40648
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68640
    NORAD ID 68640
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NIMBUS 2 DEB QIANFAN-113
    Time of Closest Approach 2026-10-10T14:53:53+0000
    Collision Probability (Pc) 1.648488E-6
    Conjunction Distance (km) 2.575 km
    Relative Speed (km/s) 14.517 km/s
    Conjunction Risk Parameters R (Radial): 0.5 | I (In-track): 0.32 | C (Cross-track): -2.505
    Collision Risk Index (CRI) 0.39
    X Position (km) 2999.049 2997.147
    Position Y (km) -3508.026 -3509.637
    Position Z (km) 5835.704 5836.349
    Velocity X (km/s) 1.979 -3.571
    Velocity Y (km/s) -5.532 4.504
    Velocity Z (km/s) -4.368 4.532

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 2 DEB QIANFAN-113
    Semimajor Axis (a) 7449.081 km 7446.676 km
    Eccentricity (e) 0.003649 0.000207
    Inclination (i) 100.2006° 88.9834°
    RAAN 115.2179° 309.3859°
    Perigee Argument 214.0181° 90.2050°
    Mean Anomaly (M) 145.8611° 269.9338°
    Apogee 1098.128 km 1070.079 km
    Perigee 1043.760 km 1066.999 km
    Orbit Epoch 2026-10-08T12:28:42+0000 2026-10-08T21:45:39+0000

    NIMBUS 2 DEB & QIANFAN-113 Collision Probability (Pc) Trend

    NIMBUS 2 DEB & QIANFAN-113 Collision Probability (Pc) TrendNot Available

    NIMBUS 2 DEB & QIANFAN-113 Miss Distance (Miss Distance) Trend

    NIMBUS 2 DEB & QIANFAN-113 Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-113Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-113Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 2 DEB

    No nearby objects data