Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.335912E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T12:43:40+0800
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    1 Object 1

    AOE ID 8964
    NORAD ID 8964
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57490
    NORAD ID 57490
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB FENGYUN 3F
    Time of Closest Approach 2026-10-27T22:55:08+0000
    Collision Probability (Pc) 2.335912E-6
    Conjunction Distance (km) 2.132 km
    Relative Speed (km/s) 13.766 km/s
    Conjunction Risk Parameters R (Radial): -1.242 | I (In-track): 0.645 | C (Cross-track): -1.607
    Collision Risk Index (CRI) 0.42
    X Position (km) 2644.432 2643.603
    Position Y (km) -635.935 -637.517
    Position Z (km) 6663.528 6662.364
    Velocity X (km/s) 5.616 -6.839
    Velocity Y (km/s) -4.04 -1.406
    Velocity Z (km/s) -2.663 2.574

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB FENGYUN 3F
    Semimajor Axis (a) 7151.295 km 7203.637 km
    Eccentricity (e) 0.009984 0.000148
    Inclination (i) 97.6583° 98.6704°
    RAAN 146.2206° 7.4146°
    Perigee Argument 252.0578° 88.1531°
    Mean Anomaly (M) 106.9706° 271.9815°
    Apogee 844.558 km 826.567 km
    Perigee 701.758 km 824.433 km
    Orbit Epoch 2026-10-26T19:37:52+0000 2026-10-26T22:55:01+0000

    DELTA 1 DEB & FENGYUN 3F Collision Probability (Pc) Trend

    DELTA 1 DEB & FENGYUN 3F Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & FENGYUN 3F Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & FENGYUN 3F Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 3FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 3FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data