Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.193804E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T07:50:43+0800
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    1 Object 1

    AOE ID 47536
    NORAD ID 47536
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69109
    NORAD ID 69109
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter YAOGAN-31 F QIANFAN-150
    Time of Closest Approach 2026-09-15T09:44:51+0000
    Collision Probability (Pc) 1.193804E-6
    Conjunction Distance (km) 2.903 km
    Relative Speed (km/s) 11.272 km/s
    Conjunction Risk Parameters R (Radial): -1.957 | I (In-track): 1.338 | C (Cross-track): -1.674
    Collision Risk Index (CRI) 0.37
    X Position (km) -3313.761 -3311.318
    Position Y (km) -880.344 -881.434
    Position Z (km) -6622.125 -6620.998
    Velocity X (km/s) 0.473 6.333
    Velocity Y (km/s) -7.244 1.404
    Velocity Z (km/s) 0.877 -3.357

    Orbital Parameters 国际轨道数据源

    Parameter YAOGAN-31 F QIANFAN-150
    Semimajor Axis (a) 7467.172 km 7446.633 km
    Eccentricity (e) 0.018364 0.000225
    Inclination (i) 63.4012° 89.0188°
    RAAN 275.0037° 13.1893°
    Perigee Argument 0.9532° 109.4189°
    Mean Anomaly (M) 359.1810° 250.7206°
    Apogee 1226.164 km 1070.171 km
    Perigee 951.906 km 1066.821 km
    Orbit Epoch 2026-09-13T13:33:23+0000 2026-09-13T13:53:27+0000

    YAOGAN-31 F & QIANFAN-150 Collision Probability (Pc) Trend

    YAOGAN-31 F & QIANFAN-150 Collision Probability (Pc) TrendNot Available

    YAOGAN-31 F & QIANFAN-150 Miss Distance (Miss Distance) Trend

    YAOGAN-31 F & QIANFAN-150 Miss Distance (Miss Distance) TrendNot Available

    YAOGAN-31 FMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-150Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    YAOGAN-31 FCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-150Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with YAOGAN-31 F

    No nearby objects data