Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.215758E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T17:03:59+0800
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    1 Object 1

    AOE ID 62787
    NORAD ID 62787
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69390
    NORAD ID 69390
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter QIANFAN-57 QIANFAN-173
    Time of Closest Approach 2026-10-25T10:11:56+0000
    Collision Probability (Pc) 4.215758E-6
    Conjunction Distance (km) 1.582 km
    Relative Speed (km/s) 9.566 km/s
    Conjunction Risk Parameters R (Radial): 0.702 | I (In-track): -1.074 | C (Cross-track): -0.924
    Collision Risk Index (CRI) 0.47
    X Position (km) 88.579 87.355
    Position Y (km) -149.611 -150.325
    Position Z (km) -7452.959 -7453.661
    Velocity X (km/s) 2.46 7.154
    Velocity Y (km/s) 6.875 -1.457
    Velocity Z (km/s) -0.109 0.113

    Orbital Parameters 国际轨道数据源

    Parameter QIANFAN-57 QIANFAN-173
    Semimajor Axis (a) 7446.606 km 7446.655 km
    Eccentricity (e) 0.000122 0.000218
    Inclination (i) 88.9723° 89.0026°
    RAAN 70.4480° 348.5936°
    Perigee Argument 83.0673° 111.8212°
    Mean Anomaly (M) 277.0617° 248.3172°
    Apogee 1069.379 km 1070.143 km
    Perigee 1067.559 km 1066.893 km
    Orbit Epoch 2026-10-24T06:12:31+0000 2026-10-24T06:12:00+0000

    QIANFAN-57 & QIANFAN-173 Collision Probability (Pc) Trend

    QIANFAN-57 & QIANFAN-173 Collision Probability (Pc) TrendNot Available

    QIANFAN-57 & QIANFAN-173 Miss Distance (Miss Distance) Trend

    QIANFAN-57 & QIANFAN-173 Miss Distance (Miss Distance) TrendNot Available

    QIANFAN-57Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    QIANFAN-57Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with QIANFAN-57

    No nearby objects data