Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.406014E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T17:18:17+0800
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    1 Object 1

    AOE ID 33599
    NORAD ID 33599
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64862
    NORAD ID 64862
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-34684
    Time of Closest Approach 2026-10-17T19:17:29+0000
    Collision Probability (Pc) 1.406014E-6
    Conjunction Distance (km) 2.912 km
    Relative Speed (km/s) 15.111 km/s
    Conjunction Risk Parameters R (Radial): 2.787 | I (In-track): 0.12 | C (Cross-track): -0.836
    Collision Risk Index (CRI) 0.38
    X Position (km) 4962.808 4961.275
    Position Y (km) -3503.965 -3501.849
    Position Z (km) 3154.362 3153.078
    Velocity X (km/s) -3.386 2.224
    Velocity Y (km/s) 1.19 -2.905
    Velocity Z (km/s) 6.72 -6.701

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-34684
    Semimajor Axis (a) 6820.055 km 6843.700 km
    Eccentricity (e) 0.006923 0.000184
    Inclination (i) 96.5653° 97.2838°
    RAAN 325.9805° 138.3124°
    Perigee Argument 271.7692° 86.5128°
    Mean Anomaly (M) 87.5628° 273.6326°
    Apogee 489.136 km 466.823 km
    Perigee 394.700 km 464.303 km
    Orbit Epoch 2026-10-15T07:58:12+0000 2026-10-15T02:25:06+0000

    FENGYUN 1C DEB & STARLINK-34684 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-34684 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-34684 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-34684 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34684Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34684Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data