Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.464077E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T20:41:32+0800
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    1 Object 1

    AOE ID 30828
    NORAD ID 30828
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 49492
    NORAD ID 49492
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB GAOFEN 11 3
    Time of Closest Approach 2026-10-21T15:38:36+0000
    Collision Probability (Pc) 5.464077E-4
    Conjunction Distance (km) 0.254 km
    Relative Speed (km/s) 10.416 km/s
    Conjunction Risk Parameters R (Radial): 0.226 | I (In-track): 0.085 | C (Cross-track): 0.081
    Collision Risk Index (CRI) 0.9
    X Position (km) -480.115 -480.02
    Position Y (km) 1188.533 1188.606
    Position Z (km) -6761.093 -6761.317
    Velocity X (km/s) 3.824 6.81
    Velocity Y (km/s) 6.593 -3.208
    Velocity Z (km/s) 0.834 -1.043

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB GAOFEN 11 3
    Semimajor Axis (a) 6997.684 km 6873.345 km
    Eccentricity (e) 0.018940 0.000563
    Inclination (i) 98.3982° 97.1950°
    RAAN 59.6881° 333.4780°
    Perigee Argument 258.3730° 8.9568°
    Mean Anomaly (M) 99.6171° 351.1769°
    Apogee 752.084 km 499.079 km
    Perigee 487.010 km 491.337 km
    Orbit Epoch 2026-10-20T14:06:20+0000 2026-10-21T08:11:29+0000

    FENGYUN 1C DEB & GAOFEN 11 3 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & GAOFEN 11 3 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & GAOFEN 11 3 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & GAOFEN 11 3 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GAOFEN 11 3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    GAOFEN 11 3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data