Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.379206E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:14:10+0800
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    1 Object 1

    AOE ID 53607
    NORAD ID 53607
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60774
    NORAD ID 60774
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4591 CZ-6A DEB
    Time of Closest Approach 2026-09-13T02:14:39+0000
    Collision Probability (Pc) 1.379206E-5
    Conjunction Distance (km) 1.209 km
    Relative Speed (km/s) 14.456 km/s
    Conjunction Risk Parameters R (Radial): 0.212 | I (In-track): 0.388 | C (Cross-track): -1.124
    Collision Risk Index (CRI) 0.58
    X Position (km) -1943.342 -1944.498
    Position Y (km) 6518.051 6517.967
    Position Z (km) 731.74 731.396
    Velocity X (km/s) -4.223 -0.336
    Velocity Y (km/s) -1.948 0.796
    Velocity Z (km/s) 6.058 -7.593

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4591 CZ-6A DEB
    Semimajor Axis (a) 6840.878 km 6851.547 km
    Eccentricity (e) 0.000127 0.004620
    Inclination (i) 53.1592° 89.2952°
    RAAN 108.0735° 286.8832°
    Perigee Argument 87.1162° 113.5830°
    Mean Anomaly (M) 272.9986° 247.0284°
    Apogee 463.610 km 505.065 km
    Perigee 461.872 km 441.755 km
    Orbit Epoch 2026-09-11T18:56:45+0000 2026-09-11T00:51:41+0000

    STARLINK-4591 & CZ-6A DEB Collision Probability (Pc) Trend

    STARLINK-4591 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    STARLINK-4591 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    STARLINK-4591 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4591Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4591Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4591

    No nearby objects data