Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.157922E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T18:08:55+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 55331
    NORAD ID 55331
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-5492
    Time of Closest Approach 2026-10-30T09:56:47+0000
    Collision Probability (Pc) 4.157922E-6
    Conjunction Distance (km) 1.674 km
    Relative Speed (km/s) 12.175 km/s
    Conjunction Risk Parameters R (Radial): -0.385 | I (In-track): 0.974 | C (Cross-track): -1.305
    Collision Risk Index (CRI) 0.47
    X Position (km) 2603.11 2604.425
    Position Y (km) -4627.371 -4626.948
    Position Z (km) -4349.817 -4348.872
    Velocity X (km/s) 2.7 5.506
    Velocity Y (km/s) -4.007 4.904
    Velocity Z (km/s) 5.886 -1.92

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-5492
    Semimajor Axis (a) 6856.218 km 6861.199 km
    Eccentricity (e) 0.000241 0.000205
    Inclination (i) 87.7378° 43.0071°
    RAAN 301.9716° 74.7617°
    Perigee Argument 89.3191° 263.1657°
    Mean Anomaly (M) 270.8334° 96.8962°
    Apogee 479.733 km 484.469 km
    Perigee 476.429 km 481.655 km
    Orbit Epoch 2026-10-27T22:26:23+0000 2026-10-27T10:14:50+0000

    SWARM B & STARLINK-5492 Collision Probability (Pc) Trend

    SWARM B & STARLINK-5492 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-5492 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-5492 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5492Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5492Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data