Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.341899E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T20:59:56+0800
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    1 Object 1

    AOE ID 31821
    NORAD ID 31821
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64567
    NORAD ID 64567
    Object Type PAYLOAD
    Country
    NO NO

    Conjunction Constraints

    Parameter FENGYUN 1C DEB ARVAKER-2
    Time of Closest Approach 2026-10-30T19:51:00+0000
    Collision Probability (Pc) 7.341899E-5
    Conjunction Distance (km) 0.721 km
    Relative Speed (km/s) 13.415 km/s
    Conjunction Risk Parameters R (Radial): 0.624 | I (In-track): 0.177 | C (Cross-track): -0.315
    Collision Risk Index (CRI) 0.72
    X Position (km) 1769.165 1769.508
    Position Y (km) 1031.912 1031.693
    Position Z (km) 6647.524 6648.118
    Velocity X (km/s) 7.38 -3.793
    Velocity Y (km/s) 0.046 -6.244
    Velocity Z (km/s) -1.97 1.974

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB ARVAKER-2
    Semimajor Axis (a) 7096.301 km 6963.609 km
    Eccentricity (e) 0.018794 0.000120
    Inclination (i) 98.1466° 97.7857°
    RAAN 181.6596° 55.7317°
    Perigee Argument 108.8303° 160.6916°
    Mean Anomaly (M) 253.3380° 199.4349°
    Apogee 851.535 km 586.305 km
    Perigee 584.793 km 584.639 km
    Orbit Epoch 2026-10-29T21:52:53+0000 2026-10-29T22:37:14+0000

    FENGYUN 1C DEB & ARVAKER-2 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & ARVAKER-2 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & ARVAKER-2 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & ARVAKER-2 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ARVAKER-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ARVAKER-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data