Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.457736E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:47:31+0800
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    1 Object 1

    AOE ID 44531
    NORAD ID 44531
    Object Type ROCKET BODY
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 60734
    NORAD ID 60734
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B R/B STARLINK-32179
    Time of Closest Approach 2026-09-12T16:29:30+0000
    Collision Probability (Pc) 1.457736E-6
    Conjunction Distance (km) 2.812 km
    Relative Speed (km/s) 14.839 km/s
    Conjunction Risk Parameters R (Radial): -1.712 | I (In-track): -0.526 | C (Cross-track): 2.168
    Collision Risk Index (CRI) 0.38
    X Position (km) 3545.496 3542.812
    Position Y (km) -5828.938 -5828.494
    Position Z (km) -541.354 -542.064
    Velocity X (km/s) -0.646 3.675
    Velocity Y (km/s) -1.175 2.791
    Velocity Z (km/s) 7.547 -6.083

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B STARLINK-32179
    Semimajor Axis (a) 6898.620 km 6840.889 km
    Eccentricity (e) 0.013101 0.000144
    Inclination (i) 98.7038° 53.1592°
    RAAN 299.4813° 121.9936°
    Perigee Argument 308.3822° 97.4850°
    Mean Anomaly (M) 50.5696° 262.6317°
    Apogee 610.864 km 463.741 km
    Perigee 430.102 km 461.763 km
    Orbit Epoch 2026-09-11T16:44:15+0000 2026-09-11T19:21:51+0000

    CZ-4B R/B & STARLINK-32179 Collision Probability (Pc) Trend

    CZ-4B R/B & STARLINK-32179 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & STARLINK-32179 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & STARLINK-32179 Miss Distance (Miss Distance) TrendNot Available

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

    Object 1 Miss Distance TrendNot Available

    STARLINK-32179Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32179Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data