Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.437918E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:45:16+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 58354
    NORAD ID 58354
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-30832
    Time of Closest Approach 2026-09-13T02:52:44+0000
    Collision Probability (Pc) 1.437918E-6
    Conjunction Distance (km) 2.529 km
    Relative Speed (km/s) 10.927 km/s
    Conjunction Risk Parameters R (Radial): 2.315 | I (In-track): 0.71 | C (Cross-track): 0.733
    Collision Risk Index (CRI) 0.38
    X Position (km) -2139.645 -2141.145
    Position Y (km) 4593.352 4595.154
    Position Z (km) 4614.303 4615.251
    Velocity X (km/s) -0.952 -7.157
    Velocity Y (km/s) 5.159 -2.505
    Velocity Z (km/s) -5.53 -0.824

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-30832
    Semimajor Axis (a) 6848.844 km 6861.214 km
    Eccentricity (e) 0.003092 0.000177
    Inclination (i) 97.3316° 43.0059°
    RAAN 286.2154° 26.3764°
    Perigee Argument 32.1468° 276.7482°
    Mean Anomaly (M) 328.1650° 83.3168°
    Apogee 491.887 km 484.290 km
    Perigee 449.527 km 481.864 km
    Orbit Epoch 2026-09-11T01:40:49+0000 2026-09-10T16:23:02+0000

    CZ-4B R/B & STARLINK-30832 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-30832 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-30832 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-30832 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-30832Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30832Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data