Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.549676E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T01:25:27+0800
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    1 Object 1

    AOE ID 31877
    NORAD ID 31877
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 56918
    NORAD ID 56918
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5951
    Time of Closest Approach 2026-10-20T11:24:33+0000
    Collision Probability (Pc) 1.549676E-6
    Conjunction Distance (km) 2.67 km
    Relative Speed (km/s) 14.449 km/s
    Conjunction Risk Parameters R (Radial): -1.12 | I (In-track): -0.788 | C (Cross-track): 2.292
    Collision Risk Index (CRI) 0.39
    X Position (km) 3405.687 3406.996
    Position Y (km) 5957.075 5955.054
    Position Z (km) 87.76 86.609
    Velocity X (km/s) 1 -4.804
    Velocity Y (km/s) -0.663 2.83
    Velocity Z (km/s) 7.56 -5.202

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5951
    Semimajor Axis (a) 6916.434 km 6861.198 km
    Eccentricity (e) 0.008908 0.000141
    Inclination (i) 99.0053° 43.0043°
    RAAN 58.7265° 247.8342°
    Perigee Argument 342.5568° 288.6112°
    Mean Anomaly (M) 17.2601° 71.4587°
    Apogee 599.911 km 484.029 km
    Perigee 476.683 km 482.093 km
    Orbit Epoch 2026-10-19T01:59:38+0000 2026-10-19T06:22:59+0000

    FENGYUN 1C DEB & STARLINK-5951 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5951 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5951 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5951 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5951Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5951Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data