Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.723316E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T22:38:22+0800
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    1 Object 1

    AOE ID 4515
    NORAD ID 4515
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69115
    NORAD ID 69115
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SCOUT A R/B QIANFAN-156
    Time of Closest Approach 2026-10-28T17:42:27+0000
    Collision Probability (Pc) 1.723316E-6
    Conjunction Distance (km) 2.45 km
    Relative Speed (km/s) 13.486 km/s
    Conjunction Risk Parameters R (Radial): -0.867 | I (In-track): -0.898 | C (Cross-track): -2.107
    Collision Risk Index (CRI) 0.4
    X Position (km) 99.743 100.926
    Position Y (km) 146.117 144.145
    Position Z (km) 7436.302 7435.457
    Velocity X (km/s) 4.244 -7.234
    Velocity Y (km/s) 5.958 -1.108
    Velocity Z (km/s) -0.3 0.119

    Orbital Parameters 国际轨道数据源

    Parameter SCOUT A R/B QIANFAN-156
    Semimajor Axis (a) 7451.549 km 7446.617 km
    Eccentricity (e) 0.017257 0.000219
    Inclination (i) 90.0272° 89.0208°
    RAAN 234.5331° 8.8759°
    Perigee Argument 184.5791° 104.2733°
    Mean Anomaly (M) 194.4152° 255.8661°
    Apogee 1202.000 km 1070.109 km
    Perigee 944.824 km 1066.851 km
    Orbit Epoch 2026-10-27T02:11:49+0000 2026-10-27T05:43:08+0000

    SCOUT A R/B & QIANFAN-156 Collision Probability (Pc) Trend

    SCOUT A R/B & QIANFAN-156 Collision Probability (Pc) TrendNot Available

    SCOUT A R/B & QIANFAN-156 Miss Distance (Miss Distance) Trend

    SCOUT A R/B & QIANFAN-156 Miss Distance (Miss Distance) TrendNot Available

    SCOUT A R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-156Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SCOUT A R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-156Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SCOUT A R/B

    No nearby objects data