Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.245322E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T11:41:57+0800
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    1 Object 1

    AOE ID 29980
    NORAD ID 29980
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 61557
    NORAD ID 61557
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-24
    Time of Closest Approach 2026-09-06T05:43:27+0000
    Collision Probability (Pc) 4.245322E-7
    Conjunction Distance (km) 2.792 km
    Relative Speed (km/s) 1.318 km/s
    Conjunction Risk Parameters R (Radial): -1.934 | I (In-track): 1.997 | C (Cross-track): 0.249
    Collision Risk Index (CRI) 0.28
    X Position (km) -4713.174 -4711.514
    Position Y (km) -4929.706 -4927.872
    Position Z (km) -2284.979 -2286.271
    Velocity X (km/s) 0.776 1.728
    Velocity Y (km/s) 2.513 1.606
    Velocity Z (km/s) -6.997 -7.063

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-24
    Semimajor Axis (a) 7249.637 km 7189.502 km
    Eccentricity (e) 0.008704 0.001093
    Inclination (i) 98.5831° 88.9810°
    RAAN 48.6795° 45.9892°
    Perigee Argument 212.1372° 137.8021°
    Mean Anomaly (M) 160.7792° 222.4015°
    Apogee 934.598 km 819.226 km
    Perigee 808.402 km 803.504 km
    Orbit Epoch 2026-09-05T16:53:28+0000 2026-09-05T20:21:54+0000

    FENGYUN 1C DEB & QIANFAN-24 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-24 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-24 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-24 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-24Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-24Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data