Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.672686E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T02:45:47+0800
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    1 Object 1

    AOE ID 24946
    NORAD ID 24946
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 30703
    NORAD ID 30703
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 33 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-21T20:55:41+0000
    Collision Probability (Pc) 6.672686E-7
    Conjunction Distance (km) 2.205 km
    Relative Speed (km/s) 1.672 km/s
    Conjunction Risk Parameters R (Radial): -1.836 | I (In-track): 1.205 | C (Cross-track): -0.195
    Collision Risk Index (CRI) 0.31
    X Position (km) -3175.474 -3174.601
    Position Y (km) 6380.695 6379.207
    Position Z (km) 636.728 635.355
    Velocity X (km/s) -0.72 0.744
    Velocity Y (km/s) 0.387 1.191
    Velocity Z (km/s) -7.42 -7.36

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 FENGYUN 1C DEB
    Semimajor Axis (a) 7152.578 km 7201.728 km
    Eccentricity (e) 0.000570 0.011624
    Inclination (i) 86.3823° 99.1600°
    RAAN 297.0306° 294.7273°
    Perigee Argument 275.7825° 123.5013°
    Mean Anomaly (M) 84.2721° 261.4802°
    Apogee 778.518 km 907.301 km
    Perigee 770.364 km 739.881 km
    Orbit Epoch 2026-10-21T06:43:46+0000 2026-10-20T23:56:41+0000

    IRIDIUM 33 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    IRIDIUM 33 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 33 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33

    No nearby objects data