Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.549667E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:04:26+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 65201
    NORAD ID 65201
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-34843
    Time of Closest Approach 2026-10-29T22:55:19+0000
    Collision Probability (Pc) 3.549667E-6
    Conjunction Distance (km) 1.842 km
    Relative Speed (km/s) 14.666 km/s
    Conjunction Risk Parameters R (Radial): 1.764 | I (In-track): -0.144 | C (Cross-track): -0.509
    Collision Risk Index (CRI) 0.46
    X Position (km) -5821.169 -5822.41
    Position Y (km) 2385.842 2386.874
    Position Z (km) 2673.481 2674.367
    Velocity X (km/s) -2.332 0.217
    Velocity Y (km/s) 2.1 -5.467
    Velocity Z (km/s) -6.971 5.331

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-34843
    Semimajor Axis (a) 6847.163 km 6840.846 km
    Eccentricity (e) 0.002841 0.000111
    Inclination (i) 97.3244° 53.1559°
    RAAN 331.7093° 152.8592°
    Perigee Argument 222.1615° 67.1400°
    Mean Anomaly (M) 137.7442° 292.9719°
    Apogee 488.481 km 463.465 km
    Perigee 449.571 km 461.953 km
    Orbit Epoch 2026-10-27T01:16:39+0000 2026-10-27T00:27:07+0000

    CZ-4B R/B & STARLINK-34843 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-34843 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-34843 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-34843 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-34843Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34843Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data