Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.668782E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:42:48+0800
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    1 Object 1

    AOE ID 30020
    NORAD ID 30020
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 61568
    NORAD ID 61568
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-35
    Time of Closest Approach 2026-09-11T16:27:11+0000
    Collision Probability (Pc) 1.668782E-5
    Conjunction Distance (km) 1.143 km
    Relative Speed (km/s) 14.353 km/s
    Conjunction Risk Parameters R (Radial): 1.098 | I (In-track): 0.1 | C (Cross-track): -0.301
    Collision Risk Index (CRI) 0.59
    X Position (km) -1390.267 -1389.773
    Position Y (km) -1208.939 -1208.9
    Position Z (km) 6922.367 6921.338
    Velocity X (km/s) 1.415 -5.09
    Velocity Y (km/s) 7.18 -5.11
    Velocity Z (km/s) 1.645 -1.911

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-35
    Semimajor Axis (a) 7255.101 km 7175.388 km
    Eccentricity (e) 0.018326 0.000851
    Inclination (i) 98.8519° 88.9830°
    RAAN 255.1774° 44.9463°
    Perigee Argument 31.4586° 106.6809°
    Mean Anomaly (M) 29.6978° 253.5321°
    Apogee 1009.919 km 803.359 km
    Perigee 744.009 km 791.143 km
    Orbit Epoch 2026-09-09T23:21:29+0000 2026-09-10T19:47:18+0000

    FENGYUN 1C DEB & QIANFAN-35 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-35 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-35 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-35 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-35Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-35Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data