Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.143061E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T12:46:21+0800
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    1 Object 1

    AOE ID 28415
    NORAD ID 28415
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64601
    NORAD ID 64601
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-34508
    Time of Closest Approach 2026-10-20T07:39:51+0000
    Collision Probability (Pc) 1.143061E-6
    Conjunction Distance (km) 2.575 km
    Relative Speed (km/s) 7.742 km/s
    Conjunction Risk Parameters R (Radial): -2.572 | I (In-track): 0.078 | C (Cross-track): -0.036
    Collision Risk Index (CRI) 0.36
    X Position (km) 4604.486 4602.813
    Position Y (km) -2528.786 -2527.841
    Position Z (km) -4393.23 -4391.517
    Velocity X (km/s) 3.631 5.543
    Velocity Y (km/s) -3.441 3.758
    Velocity Z (km/s) 5.759 3.65

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-34508
    Semimajor Axis (a) 6847.445 km 6840.774 km
    Eccentricity (e) 0.002795 0.000080
    Inclination (i) 97.3268° 53.1585°
    RAAN 324.2789° 11.8364°
    Perigee Argument 250.3594° 88.0466°
    Mean Anomaly (M) 109.4630° 272.0628°
    Apogee 488.448 km 463.186 km
    Perigee 450.168 km 462.088 km
    Orbit Epoch 2026-10-19T13:01:52+0000 2026-10-19T22:31:00+0000

    CZ-4B R/B & STARLINK-34508 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-34508 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-34508 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-34508 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-34508Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34508Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data