Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.180889E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:56:33+0800
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    1 Object 1

    AOE ID 39211
    NORAD ID 39211
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    Name KSM1-C
    AOE ID 46906
    NORAD ID 46906
    Object Type PAYLOAD
    Country
    LU LU

    Conjunction Constraints

    Parameter CZ-4C R/B KSM1-C
    Time of Closest Approach 2026-10-20T02:27:56+0000
    Collision Probability (Pc) 2.180889E-6
    Conjunction Distance (km) 2.183 km
    Relative Speed (km/s) 13.45 km/s
    Conjunction Risk Parameters R (Radial): -0.989 | I (In-track): 0.92 | C (Cross-track): -1.714
    Collision Risk Index (CRI) 0.42
    X Position (km) -3738.262 -3736.846
    Position Y (km) -4762.107 -4762.811
    Position Z (km) -3224.776 -3223.271
    Velocity X (km/s) -3.132 6.37
    Velocity Y (km/s) -2.057 -3.074
    Velocity Z (km/s) 6.616 -2.849

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B KSM1-C
    Semimajor Axis (a) 6821.852 km 6858.205 km
    Eccentricity (e) 0.006029 0.000285
    Inclination (i) 97.9644° 36.8948°
    RAAN 226.6772° 9.7570°
    Perigee Argument 194.1093° 196.2649°
    Mean Anomaly (M) 165.8471° 163.8010°
    Apogee 484.847 km 482.020 km
    Perigee 402.583 km 478.116 km
    Orbit Epoch 2026-10-19T06:19:39+0000 2026-10-19T14:29:03+0000

    CZ-4C R/B & KSM1-C Collision Probability (Pc) Trend

    CZ-4C R/B & KSM1-C Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & KSM1-C Miss Distance (Miss Distance) Trend

    CZ-4C R/B & KSM1-C Miss Distance (Miss Distance) TrendNot Available

    CZ-4C R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KSM1-CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    KSM1-CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data