Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.613829E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T11:21:51+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 48688
    NORAD ID 48688
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 546 STARLINK-2742
    Time of Closest Approach 2026-09-04T13:20:45+0000
    Collision Probability (Pc) 8.613829E-6
    Conjunction Distance (km) 1.334 km
    Relative Speed (km/s) 12.017 km/s
    Conjunction Risk Parameters R (Radial): 1.331 | I (In-track): -0.047 | C (Cross-track): -0.077
    Collision Risk Index (CRI) 0.54
    X Position (km) 4625.595 4626.427
    Position Y (km) -5050.053 -5051.095
    Position Z (km) -50.476 -50.498
    Velocity X (km/s) 3.538 3.398
    Velocity Y (km/s) 3.304 3.062
    Velocity Z (km/s) -5.904 6.109

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 546 STARLINK-2742
    Semimajor Axis (a) 6852.716 km 6848.896 km
    Eccentricity (e) 0.001457 0.000127
    Inclination (i) 50.6351° 53.1605°
    RAAN 136.4769° 317.3615°
    Perigee Argument 237.6214° 84.2982°
    Mean Anomaly (M) 122.3343° 275.8164°
    Apogee 484.564 km 471.629 km
    Perigee 464.594 km 469.889 km
    Orbit Epoch 2026-09-03T16:11:14+0000 2026-09-03T13:51:29+0000

    COSMOS 546 & STARLINK-2742 Collision Probability (Pc) Trend

    COSMOS 546 & STARLINK-2742 Collision Probability (Pc) TrendNot Available

    COSMOS 546 & STARLINK-2742 Miss Distance (Miss Distance) Trend

    COSMOS 546 & STARLINK-2742 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 546Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2742Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 546Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2742Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 546

    No nearby objects data