Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.51589E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T04:41:13+0800
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    1 Object 1

    AOE ID 703
    NORAD ID 703
    Object Type ROCKET BODY
    Country
    US US
    VS

    2 Object 2

    AOE ID 63174
    NORAD ID 63174
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THOR ABLESTAR R/B QIANFAN-88
    Time of Closest Approach 2026-09-12T20:30:28+0000
    Collision Probability (Pc) 7.51589E-6
    Conjunction Distance (km) 1.425 km
    Relative Speed (km/s) 13.627 km/s
    Conjunction Risk Parameters R (Radial): 0.475 | I (In-track): -0.469 | C (Cross-track): -1.258
    Collision Risk Index (CRI) 0.53
    X Position (km) -64.292 -65.64
    Position Y (km) -201.792 -201.803
    Position Z (km) -7460.187 -7460.65
    Velocity X (km/s) 2.552 2.663
    Velocity Y (km/s) 6.833 -6.788
    Velocity Z (km/s) -0.196 0.164

    Orbital Parameters 国际轨道数据源

    Parameter THOR ABLESTAR R/B QIANFAN-88
    Semimajor Axis (a) 7450.376 km 7446.613 km
    Eccentricity (e) 0.001702 0.001406
    Inclination (i) 89.9205° 88.9660°
    RAAN 69.5433° 291.6334°
    Perigee Argument 30.0883° 73.9517°
    Mean Anomaly (M) 24.5967° 286.3181°
    Apogee 1084.917 km 1078.945 km
    Perigee 1059.561 km 1058.007 km
    Orbit Epoch 2026-09-10T12:18:27+0000 2026-09-10T13:50:42+0000

    THOR ABLESTAR R/B & QIANFAN-88 Collision Probability (Pc) Trend

    THOR ABLESTAR R/B & QIANFAN-88 Collision Probability (Pc) TrendNot Available

    THOR ABLESTAR R/B & QIANFAN-88 Miss Distance (Miss Distance) Trend

    THOR ABLESTAR R/B & QIANFAN-88 Miss Distance (Miss Distance) TrendNot Available

    THOR ABLESTAR R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-88Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THOR ABLESTAR R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-88Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THOR ABLESTAR R/B

    No nearby objects data