Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.397228E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:53:30+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 55620
    NORAD ID 55620
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-5718
    Time of Closest Approach 2026-10-27T20:52:22+0000
    Collision Probability (Pc) 2.397228E-6
    Conjunction Distance (km) 2.113 km
    Relative Speed (km/s) 13.864 km/s
    Conjunction Risk Parameters R (Radial): 1.92 | I (In-track): 0.378 | C (Cross-track): -0.796
    Collision Risk Index (CRI) 0.43
    X Position (km) 3637.003 3638.706
    Position Y (km) -5814.615 -5815.808
    Position Z (km) 103.517 103.892
    Velocity X (km/s) 0.189 4.771
    Velocity Y (km/s) 0.266 2.887
    Velocity Z (km/s) 7.618 -5.201

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-5718
    Semimajor Axis (a) 6856.225 km 6861.137 km
    Eccentricity (e) 0.000241 0.000215
    Inclination (i) 87.7379° 43.0015°
    RAAN 302.1711° 126.4646°
    Perigee Argument 88.7130° 272.0172°
    Mean Anomaly (M) 271.4396° 94.9587°
    Apogee 479.738 km 484.478 km
    Perigee 476.438 km 481.522 km
    Orbit Epoch 2026-10-27T06:44:05+0000 2026-10-27T06:00:04+0000

    SWARM B & STARLINK-5718 Collision Probability (Pc) Trend

    SWARM B & STARLINK-5718 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-5718 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-5718 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5718Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5718Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data