Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.37604E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T05:49:50+0800
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    1 Object 1

    AOE ID 49123
    NORAD ID 49123
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64595
    NORAD ID 64595
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4C R/B STARLINK-34517
    Time of Closest Approach 2026-10-29T07:12:33+0000
    Collision Probability (Pc) 1.37604E-6
    Conjunction Distance (km) 2.894 km
    Relative Speed (km/s) 14.349 km/s
    Conjunction Risk Parameters R (Radial): 2.686 | I (In-track): -0.381 | C (Cross-track): -1.007
    Collision Risk Index (CRI) 0.38
    X Position (km) -5238.571 -5236.791
    Position Y (km) -434.319 -435.102
    Position Z (km) -4389.529 -4387.387
    Velocity X (km/s) -4.923 3.533
    Velocity Y (km/s) 1.047 -5.685
    Velocity Z (km/s) 5.781 -3.657

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4C R/B STARLINK-34517
    Semimajor Axis (a) 6914.119 km 6840.702 km
    Eccentricity (e) 0.010467 0.000146
    Inclination (i) 98.3521° 53.1605°
    RAAN 175.1011° 336.2472°
    Perigee Argument 329.8142° 76.0308°
    Mean Anomaly (M) 29.7079° 284.0857°
    Apogee 608.353 km 463.565 km
    Perigee 463.611 km 461.565 km
    Orbit Epoch 2026-10-26T22:08:02+0000 2026-10-27T02:36:49+0000

    CZ-4C R/B & STARLINK-34517 Collision Probability (Pc) Trend

    CZ-4C R/B & STARLINK-34517 Collision Probability (Pc) TrendNot Available

    CZ-4C R/B & STARLINK-34517 Miss Distance (Miss Distance) Trend

    CZ-4C R/B & STARLINK-34517 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-34517Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4C R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34517Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4C R/B

    No nearby objects data