Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.819979E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T08:53:57+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 69084
    NORAD ID 69084
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69855
    NORAD ID 69855
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter QIANFAN-138 QIANFAN-226
    Time of Closest Approach 2026-10-29T03:35:19+0000
    Collision Probability (Pc) 4.819979E-6
    Conjunction Distance (km) 1.517 km
    Relative Speed (km/s) 9.586 km/s
    Conjunction Risk Parameters R (Radial): -0.222 | I (In-track): 1.136 | C (Cross-track): -0.979
    Collision Risk Index (CRI) 0.49
    X Position (km) 22.666 24.148
    Position Y (km) -170.628 -170.399
    Position Z (km) -7453.697 -7453.476
    Velocity X (km/s) 6.179 4.707
    Velocity Y (km/s) -3.888 5.581
    Velocity Z (km/s) 0.108 -0.113

    Orbital Parameters 国际轨道数据源

    Parameter QIANFAN-138 QIANFAN-226
    Semimajor Axis (a) 7446.714 km 7446.583 km
    Eccentricity (e) 0.000207 0.000193
    Inclination (i) 88.9836° 89.0145°
    RAAN 328.1081° 50.1551°
    Perigee Argument 84.2728° 110.6971°
    Mean Anomaly (M) 275.8659° 249.4387°
    Apogee 1070.117 km 1069.881 km
    Perigee 1067.037 km 1067.011 km
    Orbit Epoch 2026-10-26T04:55:44+0000 2026-10-26T06:43:01+0000

    QIANFAN-138 & QIANFAN-226 Collision Probability (Pc) Trend

    QIANFAN-138 & QIANFAN-226 Collision Probability (Pc) TrendNot Available

    QIANFAN-138 & QIANFAN-226 Miss Distance (Miss Distance) Trend

    QIANFAN-138 & QIANFAN-226 Miss Distance (Miss Distance) TrendNot Available

    QIANFAN-138Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-226Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QIANFAN-138Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-226Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QIANFAN-138

    No nearby objects data