Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.802386E-4
    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 56013
    NORAD ID 56013
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-5941
    Time of Closest Approach 2026-09-04T23:45:21+0000
    Collision Probability (Pc) 5.802386E-4
    Conjunction Distance (km) 0.265 km
    Relative Speed (km/s) 13.81 km/s
    Conjunction Risk Parameters R (Radial): 0.176 | I (In-track): -0.078 | C (Cross-track): 0.182
    Collision Risk Index (CRI) 0.9
    X Position (km) 5003.27 5003.265
    Position Y (km) -4552.059 -4552.304
    Position Z (km) -1152.234 -1152.334
    Velocity X (km/s) 1.144 3.173
    Velocity Y (km/s) -0.63 4.758
    Velocity Z (km/s) 7.51 -5.042

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-5941
    Semimajor Axis (a) 6856.988 km 6861.191 km
    Eccentricity (e) 0.000338 0.000144
    Inclination (i) 87.7457° 43.0023°
    RAAN 318.8626° 145.4700°
    Perigee Argument 97.1784° 241.5744°
    Mean Anomaly (M) 262.9849° 118.4962°
    Apogee 481.168 km 484.045 km
    Perigee 476.534 km 482.063 km
    Orbit Epoch 2026-09-02T10:32:19+0000 2026-09-01T18:00:55+0000

    SWARM B & STARLINK-5941 Collision Probability (Pc) Trend

    SWARM B & STARLINK-5941 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-5941 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-5941 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5941Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5941Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data