Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.062894E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T01:32:20+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 55376
    NORAD ID 55376
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-5586
    Time of Closest Approach 2026-09-06T00:01:24+0000
    Collision Probability (Pc) 1.062894E-6
    Conjunction Distance (km) 2.573 km
    Relative Speed (km/s) 6.807 km/s
    Conjunction Risk Parameters R (Radial): 2.517 | I (In-track): -0.481 | C (Cross-track): -0.237
    Collision Risk Index (CRI) 0.36
    X Position (km) -4418.225 -4419.511
    Position Y (km) 4177.326 4178.898
    Position Z (km) 3165.512 3167.091
    Velocity X (km/s) -2.797 -5.773
    Velocity Y (km/s) 2.18 -3.197
    Velocity Z (km/s) -6.753 -3.826

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-5586
    Semimajor Axis (a) 6856.969 km 6861.201 km
    Eccentricity (e) 0.000333 0.000113
    Inclination (i) 87.7456° 43.0025°
    RAAN 318.3057° 3.6410°
    Perigee Argument 94.7650° 275.4940°
    Mean Anomaly (M) 265.3980° 84.5783°
    Apogee 481.119 km 483.837 km
    Perigee 476.545 km 482.291 km
    Orbit Epoch 2026-09-04T06:31:11+0000 2026-09-03T16:30:02+0000

    SWARM B & STARLINK-5586 Collision Probability (Pc) Trend

    SWARM B & STARLINK-5586 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-5586 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-5586 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5586Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5586Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data