Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.617777E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T21:49:43+0800
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    1 Object 1

    AOE ID 61109
    NORAD ID 61109
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 61554
    NORAD ID 61554
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-6A DEB QIANFAN-21
    Time of Closest Approach 2026-10-21T19:10:47+0000
    Collision Probability (Pc) 1.617777E-6
    Conjunction Distance (km) 2.549 km
    Relative Speed (km/s) 13.656 km/s
    Conjunction Risk Parameters R (Radial): -1.41 | I (In-track): -0.849 | C (Cross-track): -1.945
    Collision Risk Index (CRI) 0.39
    X Position (km) 127.223 129.107
    Position Y (km) 277.944 276.963
    Position Z (km) 7172.38 7170.973
    Velocity X (km/s) 0.296 -5.68
    Velocity Y (km/s) 7.444 -4.818
    Velocity Z (km/s) -0.323 0.291

    Orbital Parameters 国际轨道数据源

    Parameter CZ-6A DEB QIANFAN-21
    Semimajor Axis (a) 7201.503 km 7193.495 km
    Eccentricity (e) 0.004462 0.001255
    Inclination (i) 89.0751° 88.9821°
    RAAN 267.9032° 40.5214°
    Perigee Argument 161.3027° 73.7112°
    Mean Anomaly (M) 198.9816° 286.5459°
    Apogee 855.501 km 824.385 km
    Perigee 791.231 km 806.331 km
    Orbit Epoch 2026-10-19T16:01:49+0000 2026-10-20T07:19:41+0000

    CZ-6A DEB & QIANFAN-21 Collision Probability (Pc) Trend

    CZ-6A DEB & QIANFAN-21 Collision Probability (Pc) TrendNot Available

    CZ-6A DEB & QIANFAN-21 Miss Distance (Miss Distance) Trend

    CZ-6A DEB & QIANFAN-21 Miss Distance (Miss Distance) TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-6A DEB

    No nearby objects data