Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.952279E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T17:43:11+0800
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    1 Object 1

    AOE ID 37181
    NORAD ID 37181
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65377
    NORAD ID 65377
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-34879
    Time of Closest Approach 2026-10-28T12:10:32+0000
    Collision Probability (Pc) 7.952279E-6
    Conjunction Distance (km) 1.425 km
    Relative Speed (km/s) 14.783 km/s
    Conjunction Risk Parameters R (Radial): -1.229 | I (In-track): 0.182 | C (Cross-track): -0.695
    Collision Risk Index (CRI) 0.53
    X Position (km) 6665.945 6664.89
    Position Y (km) -949.457 -948.637
    Position Z (km) -1229.246 -1228.755
    Velocity X (km/s) 1.174 -0.414
    Velocity Y (km/s) -1.229 4.757
    Velocity Z (km/s) 7.466 -5.956

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-34879
    Semimajor Axis (a) 6885.715 km 6840.814 km
    Eccentricity (e) 0.007122 0.000144
    Inclination (i) 97.7673° 53.1569°
    RAAN 349.7904° 167.5748°
    Perigee Argument 13.9949° 86.9528°
    Mean Anomaly (M) 346.3236° 240.3756°
    Apogee 556.618 km 463.664 km
    Perigee 458.538 km 461.690 km
    Orbit Epoch 2026-10-27T20:24:56+0000 2026-10-27T18:00:02+0000

    CZ-4B R/B & STARLINK-34879 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-34879 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-34879 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-34879 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-34879Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34879Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data