Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.79767E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T05:06:50+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 66469
    NORAD ID 66469
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-35451
    Time of Closest Approach 2026-10-13T09:04:07+0000
    Collision Probability (Pc) 1.79767E-4
    Conjunction Distance (km) 0.519 km
    Relative Speed (km/s) 13.685 km/s
    Conjunction Risk Parameters R (Radial): -0.256 | I (In-track): -0.199 | C (Cross-track): -0.403
    Collision Risk Index (CRI) 0.8
    X Position (km) -3956.21 -3955.766
    Position Y (km) 5229.568 5229.664
    Position Z (km) -2023.244 -2022.994
    Velocity X (km/s) 1.099 -5.524
    Velocity Y (km/s) -1.974 -2.367
    Velocity Z (km/s) -7.278 4.69

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-35451
    Semimajor Axis (a) 6856.465 km 6861.221 km
    Eccentricity (e) 0.000273 0.000169
    Inclination (i) 87.7390° 42.9997°
    RAAN 306.7392° 153.8008°
    Perigee Argument 82.4464° 261.2285°
    Mean Anomaly (M) 277.7095° 98.8375°
    Apogee 480.197 km 484.245 km
    Perigee 476.459 km 481.923 km
    Orbit Epoch 2026-10-12T07:04:51+0000 2026-10-12T01:47:44+0000

    SWARM B & STARLINK-35451 Collision Probability (Pc) Trend

    SWARM B & STARLINK-35451 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-35451 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-35451 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35451Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35451Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data