Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.469919E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T13:54:46+0800
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    1 Object 1

    AOE ID 40647
    NORAD ID 40647
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60381
    NORAD ID 60381
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NIMBUS 2 DEB QIANFAN-3
    Time of Closest Approach 2026-10-20T00:00:29+0000
    Collision Probability (Pc) 1.469919E-6
    Conjunction Distance (km) 2.703 km
    Relative Speed (km/s) 13.624 km/s
    Conjunction Risk Parameters R (Radial): 1.465 | I (In-track): 0.82 | C (Cross-track): -2.117
    Collision Risk Index (CRI) 0.38
    X Position (km) -228.512 -230.71
    Position Y (km) -1818.589 -1819.627
    Position Z (km) -7226.387 -7227.567
    Velocity X (km/s) -4.658 -0.356
    Velocity Y (km/s) 5.492 -7.066
    Velocity Z (km/s) -1.259 1.802

    Orbital Parameters 国际轨道数据源

    Parameter NIMBUS 2 DEB QIANFAN-3
    Semimajor Axis (a) 7463.444 km 7446.630 km
    Eccentricity (e) 0.003753 0.001523
    Inclination (i) 100.2739° 88.9661°
    RAAN 125.9209° 267.0770°
    Perigee Argument 209.4242° 33.7917°
    Mean Anomaly (M) 150.4776° 326.4202°
    Apogee 1113.314 km 1079.836 km
    Perigee 1057.300 km 1057.150 km
    Orbit Epoch 2026-10-17T11:52:16+0000 2026-10-17T20:50:08+0000

    NIMBUS 2 DEB & QIANFAN-3 Collision Probability (Pc) Trend

    NIMBUS 2 DEB & QIANFAN-3 Collision Probability (Pc) TrendNot Available

    NIMBUS 2 DEB & QIANFAN-3 Miss Distance (Miss Distance) Trend

    NIMBUS 2 DEB & QIANFAN-3 Miss Distance (Miss Distance) TrendNot Available

    NIMBUS 2 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NIMBUS 2 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NIMBUS 2 DEB

    No nearby objects data