Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.75204E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T15:16:23+0800
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    1 Object 1

    AOE ID 30520
    NORAD ID 30520
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65235
    NORAD ID 65235
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-34842
    Time of Closest Approach 2026-10-29T16:12:38+0000
    Collision Probability (Pc) 3.75204E-6
    Conjunction Distance (km) 1.818 km
    Relative Speed (km/s) 15.08 km/s
    Conjunction Risk Parameters R (Radial): -1.141 | I (In-track): 0.226 | C (Cross-track): 1.397
    Collision Risk Index (CRI) 0.46
    X Position (km) -5742.387 -5741.091
    Position Y (km) 1463.341 1464.47
    Position Z (km) 3421.568 3420.979
    Velocity X (km/s) 4.015 -3.393
    Velocity Y (km/s) 0.353 2.019
    Velocity Z (km/s) 6.494 -6.535

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-34842
    Semimajor Axis (a) 6861.179 km 6843.684 km
    Eccentricity (e) 0.005314 0.000137
    Inclination (i) 98.6951° 97.2838°
    RAAN 167.4857° 338.6625°
    Perigee Argument 103.1298° 96.1569°
    Mean Anomaly (M) 257.5876° 263.9830°
    Apogee 519.506 km 466.486 km
    Perigee 446.578 km 464.608 km
    Orbit Epoch 2026-10-26T20:28:49+0000 2026-10-26T20:13:08+0000

    FENGYUN 1C DEB & STARLINK-34842 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-34842 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-34842 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-34842 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34842Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34842Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data