Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.601482E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:00:54+0800
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    1 Object 1

    AOE ID 18361
    NORAD ID 18361
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60395
    NORAD ID 60395
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter OSCAR 27 QIANFAN-17
    Time of Closest Approach 2026-10-30T04:24:05+0000
    Collision Probability (Pc) 1.601482E-5
    Conjunction Distance (km) 1.161 km
    Relative Speed (km/s) 14.637 km/s
    Conjunction Risk Parameters R (Radial): -1.135 | I (In-track): 0.028 | C (Cross-track): 0.239
    Collision Risk Index (CRI) 0.59
    X Position (km) 65.435 65.664
    Position Y (km) -980.808 -980.68
    Position Z (km) 7372.584 7371.453
    Velocity X (km/s) 0.132 0.513
    Velocity Y (km/s) -7.274 7.238
    Velocity Z (km/s) -0.893 0.968

    Orbital Parameters 国际轨道数据源

    Parameter OSCAR 27 QIANFAN-17
    Semimajor Axis (a) 7468.996 km 7446.618 km
    Eccentricity (e) 0.010464 0.001572
    Inclination (i) 90.3635° 88.9705°
    RAAN 90.9790° 266.3902°
    Perigee Argument 33.3101° 13.6562°
    Mean Anomaly (M) 327.4574° 346.5011°
    Apogee 1169.014 km 1080.186 km
    Perigee 1012.704 km 1056.776 km
    Orbit Epoch 2026-10-27T04:30:26+0000 2026-10-27T04:53:48+0000

    OSCAR 27 & QIANFAN-17 Collision Probability (Pc) Trend

    OSCAR 27 & QIANFAN-17 Collision Probability (Pc) TrendNot Available

    OSCAR 27 & QIANFAN-17 Miss Distance (Miss Distance) Trend

    OSCAR 27 & QIANFAN-17 Miss Distance (Miss Distance) TrendNot Available

    OSCAR 27Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-17Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OSCAR 27Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-17Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OSCAR 27

    No nearby objects data