Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.415E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T20:26:58+0800
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    1 Object 1

    AOE ID 53576
    NORAD ID 53576
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67540
    NORAD ID 67540
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4581 STARLINK-36585
    Time of Closest Approach 2026-09-07T23:15:48+0000
    Collision Probability (Pc) 1.415E-6
    Conjunction Distance (km) 2.866 km
    Relative Speed (km/s) 14.73 km/s
    Conjunction Risk Parameters R (Radial): -2.664 | I (In-track): -0.266 | C (Cross-track): 1.02
    Collision Risk Index (CRI) 0.38
    X Position (km) 4974.03 4971.379
    Position Y (km) -4442.157 -4441.088
    Position Z (km) 1553.572 1553.374
    Velocity X (km/s) 2.105 0.627
    Velocity Y (km/s) 4.418 -1.892
    Velocity Z (km/s) 5.858 -7.369

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4581 STARLINK-36585
    Semimajor Axis (a) 6848.856 km 6843.712 km
    Eccentricity (e) 0.000104 0.000185
    Inclination (i) 53.1596° 97.2847°
    RAAN 320.9508° 133.7853°
    Perigee Argument 59.5230° 91.0847°
    Mean Anomaly (M) 300.5874° 269.0608°
    Apogee 471.432 km 466.843 km
    Perigee 470.006 km 464.307 km
    Orbit Epoch 2026-09-05T05:25:12+0000 2026-09-05T04:45:45+0000

    STARLINK-4581 & STARLINK-36585 Collision Probability (Pc) Trend

    STARLINK-4581 & STARLINK-36585 Collision Probability (Pc) TrendNot Available

    STARLINK-4581 & STARLINK-36585 Miss Distance (Miss Distance) Trend

    STARLINK-4581 & STARLINK-36585 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36585Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36585Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4581

    No nearby objects data