Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.481713E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T01:20:28+0800
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    1 Object 1

    AOE ID 30503
    NORAD ID 30503
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69810
    NORAD ID 69810
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-211
    Time of Closest Approach 2026-10-26T20:05:40+0000
    Collision Probability (Pc) 1.481713E-6
    Conjunction Distance (km) 2.774 km
    Relative Speed (km/s) 14.763 km/s
    Conjunction Risk Parameters R (Radial): -2.772 | I (In-track): -0.003 | C (Cross-track): 0.091
    Collision Risk Index (CRI) 0.38
    X Position (km) -4858.288 -4856.389
    Position Y (km) 998.443 998.142
    Position Z (km) -5256.654 -5254.654
    Velocity X (km/s) -4.789 5.247
    Velocity Y (km/s) 2.743 -1.272
    Velocity Z (km/s) 4.957 -5.097

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-211
    Semimajor Axis (a) 7215.682 km 7221.936 km
    Eccentricity (e) 0.000973 0.000705
    Inclination (i) 99.1700° 88.9939°
    RAAN 157.9701° 347.3875°
    Perigee Argument 87.1503° 198.2532°
    Mean Anomaly (M) 337.7595° 161.8404°
    Apogee 844.563 km 848.888 km
    Perigee 830.527 km 838.710 km
    Orbit Epoch 2026-10-26T07:03:36+0000 2026-10-26T05:26:42+0000

    FENGYUN 1C DEB & QIANFAN-211 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-211 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-211 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-211 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-211Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-211Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data