Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    8.241204E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:49:50+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 55605
    NORAD ID 55605
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-5725
    Time of Closest Approach 2026-09-05T12:10:46+0000
    Collision Probability (Pc) 8.241204E-6
    Conjunction Distance (km) 1.335 km
    Relative Speed (km/s) 11.286 km/s
    Conjunction Risk Parameters R (Radial): 1.309 | I (In-track): 0.169 | C (Cross-track): 0.196
    Collision Risk Index (CRI) 0.53
    X Position (km) 3647.031 3646.118
    Position Y (km) -3536.81 -3536.198
    Position Z (km) -4617.404 -4616.648
    Velocity X (km/s) 3.95 4.688
    Velocity Y (km/s) -3.267 5.944
    Velocity Z (km/s) 5.63 -0.85

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-5725
    Semimajor Axis (a) 6856.988 km 6861.202 km
    Eccentricity (e) 0.000338 0.000131
    Inclination (i) 87.7457° 43.0030°
    RAAN 318.8626° 75.1644°
    Perigee Argument 97.1784° 278.5572°
    Mean Anomaly (M) 262.9849° 81.5132°
    Apogee 481.168 km 483.963 km
    Perigee 476.534 km 482.167 km
    Orbit Epoch 2026-09-02T10:32:19+0000 2026-09-02T13:59:45+0000

    SWARM B & STARLINK-5725 Collision Probability (Pc) Trend

    SWARM B & STARLINK-5725 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-5725 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-5725 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5725Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5725Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data