Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.202156E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T00:56:04+0800
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    1 Object 1

    AOE ID 19070
    NORAD ID 19070
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69389
    NORAD ID 69389
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter OSCAR 23 QIANFAN-172
    Time of Closest Approach 2026-10-19T19:47:07+0000
    Collision Probability (Pc) 8.202156E-7
    Conjunction Distance (km) 2.666 km
    Relative Speed (km/s) 4.692 km/s
    Conjunction Risk Parameters R (Radial): 1.449 | I (In-track): 2.103 | C (Cross-track): -0.765
    Collision Risk Index (CRI) 0.33
    X Position (km) 263.858 261.687
    Position Y (km) 81.211 80.982
    Position Z (km) 7430.843 7432.372
    Velocity X (km/s) -6.592 -7.182
    Velocity Y (km/s) -3.258 1.394
    Velocity Z (km/s) 0.379 0.237

    Orbital Parameters 国际轨道数据源

    Parameter OSCAR 23 QIANFAN-172
    Semimajor Axis (a) 7533.095 km 7446.643 km
    Eccentricity (e) 0.019040 0.000246
    Inclination (i) 90.3393° 89.0045°
    RAAN 26.2322° 349.1834°
    Perigee Argument 40.1596° 109.5071°
    Mean Anomaly (M) 349.0584° 250.6347°
    Apogee 1298.386 km 1070.342 km
    Perigee 1011.530 km 1066.670 km
    Orbit Epoch 2026-10-18T05:31:14+0000 2026-10-18T11:21:22+0000

    OSCAR 23 & QIANFAN-172 Collision Probability (Pc) Trend

    OSCAR 23 & QIANFAN-172 Collision Probability (Pc) TrendNot Available

    OSCAR 23 & QIANFAN-172 Miss Distance (Miss Distance) Trend

    OSCAR 23 & QIANFAN-172 Miss Distance (Miss Distance) TrendNot Available

    OSCAR 23Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-172Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OSCAR 23Collision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-172Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OSCAR 23

    No nearby objects data