Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.471196E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T19:09:19+0800
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    1 Object 1

    AOE ID 33679
    NORAD ID 33679
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 49752
    NORAD ID 49752
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-3209
    Time of Closest Approach 2026-10-19T00:24:03+0000
    Collision Probability (Pc) 2.471196E-6
    Conjunction Distance (km) 2.067 km
    Relative Speed (km/s) 13.377 km/s
    Conjunction Risk Parameters R (Radial): -0.942 | I (In-track): 0.875 | C (Cross-track): -1.618
    Collision Risk Index (CRI) 0.43
    X Position (km) 432.977 431.686
    Position Y (km) 4279.593 4280.116
    Position Z (km) -5327.751 -5326.224
    Velocity X (km/s) 2.542 -7.419
    Velocity Y (km/s) 5.475 -1.026
    Velocity Z (km/s) 4.692 -1.427

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-3209
    Semimajor Axis (a) 6882.068 km 6840.883 km
    Eccentricity (e) 0.010567 0.000128
    Inclination (i) 99.3510° 53.1588°
    RAAN 70.9901° 199.9438°
    Perigee Argument 7.7459° 92.2753°
    Mean Anomaly (M) 352.5372° 267.8396°
    Apogee 576.654 km 463.619 km
    Perigee 431.208 km 461.873 km
    Orbit Epoch 2026-10-17T20:12:00+0000 2026-10-18T04:31:43+0000

    FENGYUN 1C DEB & STARLINK-3209 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-3209 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-3209 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-3209 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3209Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3209Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data