Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.073549E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T23:55:28+0800
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    1 Object 1

    AOE ID 21876
    NORAD ID 21876
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

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

    Conjunction Constraints

    Parameter SL-8 R/B QIANFAN-202
    Time of Closest Approach 2026-10-25T12:15:45+0000
    Collision Probability (Pc) 3.073549E-5
    Conjunction Distance (km) 0.923 km
    Relative Speed (km/s) 11.97 km/s
    Conjunction Risk Parameters R (Radial): 0.665 | I (In-track): 0.378 | C (Cross-track): 0.518
    Collision Risk Index (CRI) 0.65
    X Position (km) -953.598 -953.036
    Position Y (km) 340.179 340.575
    Position Z (km) 7293.044 7292.429
    Velocity X (km/s) 0.827 -7.121
    Velocity Y (km/s) -7.289 1.546
    Velocity Z (km/s) 0.426 -1.002

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B QIANFAN-202
    Semimajor Axis (a) 7356.278 km 7345.171 km
    Eccentricity (e) 0.003399 0.000324
    Inclination (i) 82.9232° 88.9940°
    RAAN 97.8445° 347.7957°
    Perigee Argument 214.7088° 234.9141°
    Mean Anomaly (M) 319.1780° 125.1722°
    Apogee 1003.148 km 969.416 km
    Perigee 953.134 km 964.652 km
    Orbit Epoch 2026-10-24T05:16:18+0000 2026-10-23T17:53:42+0000

    SL-8 R/B & QIANFAN-202 Collision Probability (Pc) Trend

    SL-8 R/B & QIANFAN-202 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & QIANFAN-202 Miss Distance (Miss Distance) Trend

    SL-8 R/B & QIANFAN-202 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-202Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-202Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data