Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.127283E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-29T16:14:43+0800
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    1 Object 1

    AOE ID 30868
    NORAD ID 30868
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69801
    NORAD ID 69801
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-202
    Time of Closest Approach 2026-08-29T17:41:34+0000
    Collision Probability (Pc) 3.127283E-6
    Conjunction Distance (km) 1.845 km
    Relative Speed (km/s) 12.133 km/s
    Conjunction Risk Parameters R (Radial): -1.367 | I (In-track): 0.705 | C (Cross-track): -1.017
    Collision Risk Index (CRI) 0.45
    X Position (km) -1063.552 -1064.555
    Position Y (km) -10.727 -11.665
    Position Z (km) -7156.075 -7157.307
    Velocity X (km/s) -1.745 7.286
    Velocity Y (km/s) 7.206 -0.802
    Velocity Z (km/s) 0.147 -1.079

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-202
    Semimajor Axis (a) 7233.276 km 7222.644 km
    Eccentricity (e) 0.013536 0.000988
    Inclination (i) 98.2287° 88.9974°
    RAAN 101.6672° 353.9682°
    Perigee Argument 191.2388° 50.8994°
    Mean Anomaly (M) 292.4272° 309.3070°
    Apogee 953.046 km 851.640 km
    Perigee 757.232 km 837.374 km
    Orbit Epoch 2026-08-27T10:32:54+0000 2026-08-28T20:05:04+0000

    FENGYUN 1C DEB & QIANFAN-202 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-202 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-202 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-202 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-202Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-202Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data