Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.390651E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:56:15+0800
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    1 Object 1

    AOE ID 31327
    NORAD ID 31327
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 52604
    NORAD ID 52604
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-4013
    Time of Closest Approach 2026-09-06T21:48:07+0000
    Collision Probability (Pc) 2.390651E-5
    Conjunction Distance (km) 1.019 km
    Relative Speed (km/s) 13.52 km/s
    Conjunction Risk Parameters R (Radial): -0.532 | I (In-track): -0.402 | C (Cross-track): 0.77
    Collision Risk Index (CRI) 0.63
    X Position (km) -1851.502 -1852.043
    Position Y (km) 3971.888 3971.52
    Position Z (km) -5255.489 -5256.269
    Velocity X (km/s) 4.083 -7.341
    Velocity Y (km/s) -4.357 -1.16
    Velocity Z (km/s) -4.774 1.711

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-4013
    Semimajor Axis (a) 6870.942 km 6837.866 km
    Eccentricity (e) 0.006449 0.000110
    Inclination (i) 98.9605° 53.1617°
    RAAN 299.8924° 193.3203°
    Perigee Argument 208.9018° 92.1653°
    Mean Anomaly (M) 150.8638° 267.9476°
    Apogee 537.116 km 460.480 km
    Perigee 448.494 km 458.978 km
    Orbit Epoch 2026-09-01T21:04:01+0000 2026-09-03T20:41:52+0000

    FENGYUN 1C DEB & STARLINK-4013 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-4013 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-4013 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-4013 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4013Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4013Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data