Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.814697E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T12:50:12+0800
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    1 Object 1

    AOE ID 6350
    NORAD ID 6350
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 69184
    NORAD ID 69184
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 546 STARLINK-37428
    Time of Closest Approach 2026-09-13T09:21:40+0000
    Collision Probability (Pc) 8.814697E-7
    Conjunction Distance (km) 2.766 km
    Relative Speed (km/s) 5.879 km/s
    Conjunction Risk Parameters R (Radial): -0.807 | I (In-track): 2.44 | C (Cross-track): -1.022
    Collision Risk Index (CRI) 0.34
    X Position (km) 4213.568 4211.901
    Position Y (km) 1819.067 1821.222
    Position Z (km) -5081.413 -5080.935
    Velocity X (km/s) -1.186 -5.025
    Velocity Y (km/s) 7.355 5.261
    Velocity Z (km/s) 1.648 -2.281

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 546 STARLINK-37428
    Semimajor Axis (a) 6852.637 km 6840.865 km
    Eccentricity (e) 0.001463 0.000132
    Inclination (i) 50.6344° 53.1573°
    RAAN 90.8980° 149.3014°
    Perigee Argument 273.9841° 79.1237°
    Mean Anomaly (M) 85.9453° 280.9914°
    Apogee 484.528 km 463.634 km
    Perigee 464.472 km 461.822 km
    Orbit Epoch 2026-09-12T22:42:46+0000 2026-09-12T22:54:19+0000

    COSMOS 546 & STARLINK-37428 Collision Probability (Pc) Trend

    COSMOS 546 & STARLINK-37428 Collision Probability (Pc) TrendNot Available

    COSMOS 546 & STARLINK-37428 Miss Distance (Miss Distance) Trend

    COSMOS 546 & STARLINK-37428 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 546Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37428Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 546Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37428Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 546

    No nearby objects data