Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.368662E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:57:34+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53481
    NORAD ID 53481
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54195
    NORAD ID 54195
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4302 STARLINK-5258
    Time of Closest Approach 2026-09-04T00:49:36+0000
    Collision Probability (Pc) 1.368662E-6
    Conjunction Distance (km) 2.741 km
    Relative Speed (km/s) 12.488 km/s
    Conjunction Risk Parameters R (Radial): -2.52 | I (In-track): 0.63 | C (Cross-track): 0.872
    Collision Risk Index (CRI) 0.38
    X Position (km) 4117.334 4119.528
    Position Y (km) 273.226 272.637
    Position Z (km) 5439.36 5440.892
    Velocity X (km/s) -5.826 0.25
    Velocity Y (km/s) -2.045 7.615
    Velocity Z (km/s) 4.501 -0.569

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4302 STARLINK-5258
    Semimajor Axis (a) 6833.216 km 6837.885 km
    Eccentricity (e) 0.000140 0.000122
    Inclination (i) 97.5192° 53.1599°
    RAAN 12.0828° 272.9197°
    Perigee Argument 78.8450° 90.5298°
    Mean Anomaly (M) 281.2951° 269.5846°
    Apogee 456.035 km 460.585 km
    Perigee 454.123 km 458.911 km
    Orbit Epoch 2026-09-02T07:58:09+0000 2026-09-02T07:47:43+0000

    STARLINK-4302 & STARLINK-5258 Collision Probability (Pc) Trend

    STARLINK-4302 & STARLINK-5258 Collision Probability (Pc) TrendNot Available

    STARLINK-4302 & STARLINK-5258 Miss Distance (Miss Distance) Trend

    STARLINK-4302 & STARLINK-5258 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4302Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5258Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4302Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5258Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4302

    No nearby objects data