Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.483558E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T03:14:06+0800
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    1 Object 1

    AOE ID 26273
    NORAD ID 26273
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 40959
    NORAD ID 40959
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4 DEB LINGQIAO VIDEO A
    Time of Closest Approach 2026-10-21T21:49:47+0000
    Collision Probability (Pc) 1.483558E-6
    Conjunction Distance (km) 2.783 km
    Relative Speed (km/s) 14.91 km/s
    Conjunction Risk Parameters R (Radial): 2.133 | I (In-track): 0.279 | C (Cross-track): 1.766
    Collision Risk Index (CRI) 0.38
    X Position (km) -1216.034 -1214.648
    Position Y (km) 6450.586 6452.877
    Position Z (km) -2453.532 -2454.289
    Velocity X (km/s) 0.711 1.54
    Velocity Y (km/s) 2.82 -2.369
    Velocity Z (km/s) 6.956 -6.997

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB LINGQIAO VIDEO A
    Semimajor Axis (a) 6999.523 km 7015.272 km
    Eccentricity (e) 0.005661 0.001558
    Inclination (i) 98.7275° 97.6749°
    RAAN 96.6782° 282.9332°
    Perigee Argument 246.7593° 215.9014°
    Mean Anomaly (M) 237.9112° 144.1152°
    Apogee 661.009 km 648.064 km
    Perigee 581.763 km 626.206 km
    Orbit Epoch 2026-10-21T06:17:18+0000 2026-10-21T06:17:47+0000

    CZ-4 DEB & LINGQIAO VIDEO A Collision Probability (Pc) Trend

    CZ-4 DEB & LINGQIAO VIDEO A Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & LINGQIAO VIDEO A Miss Distance (Miss Distance) Trend

    CZ-4 DEB & LINGQIAO VIDEO A Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LINGQIAO VIDEO AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    LINGQIAO VIDEO ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data