Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.419474E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T11:19:35+0800
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    1 Object 1

    AOE ID 30153
    NORAD ID 30153
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 68650
    NORAD ID 68650
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-123
    Time of Closest Approach 2026-10-24T09:55:53+0000
    Collision Probability (Pc) 5.419474E-7
    Conjunction Distance (km) 2.969 km
    Relative Speed (km/s) 2.694 km/s
    Conjunction Risk Parameters R (Radial): 0.207 | I (In-track): -2.921 | C (Cross-track): 0.484
    Collision Risk Index (CRI) 0.3
    X Position (km) 2577.076 2579.093
    Position Y (km) -3146.434 -3148.084
    Position Z (km) 6230.155 6228.734
    Velocity X (km/s) -5.472 -3.699
    Velocity Y (km/s) 2.869 4.891
    Velocity Z (km/s) 3.828 3.995

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-123
    Semimajor Axis (a) 7344.332 km 7446.639 km
    Eccentricity (e) 0.019798 0.000145
    Inclination (i) 100.4632° 88.9809°
    RAAN 323.7029° 307.9570°
    Perigee Argument 288.1487° 98.1166°
    Mean Anomaly (M) 228.5092° 262.0150°
    Apogee 1111.599 km 1069.583 km
    Perigee 820.791 km 1067.421 km
    Orbit Epoch 2026-10-22T13:09:09+0000 2026-10-22T13:12:50+0000

    FENGYUN 1C DEB & QIANFAN-123 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-123 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-123 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-123 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-123Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-123Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data