Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.444388E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:01:08+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 68323
    NORAD ID 68323
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-36983
    Time of Closest Approach 2026-10-21T14:25:07+0000
    Collision Probability (Pc) 4.444388E-6
    Conjunction Distance (km) 1.553 km
    Relative Speed (km/s) 9.485 km/s
    Conjunction Risk Parameters R (Radial): 0.835 | I (In-track): -1.028 | C (Cross-track): -0.809
    Collision Risk Index (CRI) 0.48
    X Position (km) 1929.731 1928.636
    Position Y (km) 4191.507 4190.424
    Position Z (km) 5040.097 5040.286
    Velocity X (km/s) -0.603 -7.249
    Velocity Y (km/s) -5.719 0.486
    Velocity Z (km/s) 5.063 2.363

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-36983
    Semimajor Axis (a) 6881.812 km 6840.832 km
    Eccentricity (e) 0.010548 0.000272
    Inclination (i) 99.3509° 53.1533°
    RAAN 73.1914° 21.2883°
    Perigee Argument 1.7999° 89.0775°
    Mean Anomaly (M) 358.3589° 271.0539°
    Apogee 576.268 km 464.559 km
    Perigee 431.082 km 460.831 km
    Orbit Epoch 2026-10-19T14:50:16+0000 2026-10-19T05:51:07+0000

    FENGYUN 1C DEB & STARLINK-36983 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-36983 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-36983 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-36983 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36983Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36983Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data