Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.546916E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T04:55:37+0800
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    1 Object 1

    Name SWARM B
    AOE ID 39451
    NORAD ID 39451
    Object Type PAYLOAD
    Country
    ESA ESA
    VS

    2 Object 2

    AOE ID 57993
    NORAD ID 57993
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-30536
    Time of Closest Approach 2026-09-03T21:06:15+0000
    Collision Probability (Pc) 9.546916E-6
    Conjunction Distance (km) 1.333 km
    Relative Speed (km/s) 13.863 km/s
    Conjunction Risk Parameters R (Radial): 0.932 | I (In-track): 0.393 | C (Cross-track): -0.868
    Collision Risk Index (CRI) 0.55
    X Position (km) 5134.937 5136.21
    Position Y (km) -4542.133 -4542.08
    Position Z (km) 243.705 244.095
    Velocity X (km/s) -0.012 3.838
    Velocity Y (km/s) 0.411 4.053
    Velocity Z (km/s) 7.614 -5.196

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-30536
    Semimajor Axis (a) 6856.988 km 6861.197 km
    Eccentricity (e) 0.000338 0.000148
    Inclination (i) 87.7457° 43.0029°
    RAAN 318.8626° 152.7049°
    Perigee Argument 97.1784° 260.4958°
    Mean Anomaly (M) 262.9849° 99.5727°
    Apogee 481.168 km 484.073 km
    Perigee 476.534 km 482.047 km
    Orbit Epoch 2026-09-02T10:32:19+0000 2026-09-01T18:07:00+0000

    SWARM B & STARLINK-30536 Collision Probability (Pc) Trend

    SWARM B & STARLINK-30536 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-30536 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-30536 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30536Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30536Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data