Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.031536E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T22:02:29+0800
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    1 Object 1

    AOE ID 47533
    NORAD ID 47533
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69802
    NORAD ID 69802
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter YAOGAN-31 E QIANFAN-203
    Time of Closest Approach 2026-10-18T13:34:00+0000
    Collision Probability (Pc) 1.031536E-4
    Conjunction Distance (km) 0.65 km
    Relative Speed (km/s) 14.209 km/s
    Conjunction Risk Parameters R (Radial): -0.367 | I (In-track): 0.152 | C (Cross-track): 0.514
    Collision Risk Index (CRI) 0.75
    X Position (km) -6317.401 -6317.684
    Position Y (km) 1234.11 1234.692
    Position Z (km) -3558.188 -3558.243
    Velocity X (km/s) -3.685 3.46
    Velocity Y (km/s) -3.146 -0.827
    Velocity Z (km/s) 5.617 -6.443

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-31 E QIANFAN-203
    Semimajor Axis (a) 7467.161 km 7326.916 km
    Eccentricity (e) 0.018732 0.000331
    Inclination (i) 63.4022° 88.9949°
    RAAN 188.2548° 348.5760°
    Perigee Argument 1.1305° 163.6257°
    Mean Anomaly (M) 359.0108° 196.5021°
    Apogee 1228.900 km 951.204 km
    Perigee 949.148 km 946.354 km
    Orbit Epoch 2026-10-17T07:23:57+0000 2026-10-16T18:49:17+0000

    YAOGAN-31 E & QIANFAN-203 Collision Probability (Pc) Trend

    YAOGAN-31 E & QIANFAN-203 Collision Probability (Pc) TrendNot Available

    YAOGAN-31 E & QIANFAN-203 Miss Distance (Miss Distance) Trend

    YAOGAN-31 E & QIANFAN-203 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-31 EMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-203Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-31 ECollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-203Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-31 E

    No nearby objects data