Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.151326E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T15:48:52+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 57711
    NORAD ID 57711
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-30318
    Time of Closest Approach 2026-10-18T08:22:36+0000
    Collision Probability (Pc) 1.151326E-5
    Conjunction Distance (km) 1.06 km
    Relative Speed (km/s) 5.825 km/s
    Conjunction Risk Parameters R (Radial): -1.004 | I (In-track): 0.31 | C (Cross-track): -0.131
    Collision Risk Index (CRI) 0.56
    X Position (km) -3929.812 -3930.289
    Position Y (km) 5596.636 5597.555
    Position Z (km) -548.356 -548.13
    Velocity X (km/s) 0.098 -4.342
    Velocity Y (km/s) -0.664 -3.549
    Velocity Z (km/s) -7.594 -5.167

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-30318
    Semimajor Axis (a) 6856.364 km 6861.221 km
    Eccentricity (e) 0.000256 0.000132
    Inclination (i) 87.7390° 43.0023°
    RAAN 305.0039° 305.8739°
    Perigee Argument 83.8424° 266.2900°
    Mean Anomaly (M) 276.3118° 93.7801°
    Apogee 479.985 km 483.989 km
    Perigee 476.469 km 482.179 km
    Orbit Epoch 2026-10-17T23:43:12+0000 2026-10-17T08:01:27+0000

    SWARM B & STARLINK-30318 Collision Probability (Pc) Trend

    SWARM B & STARLINK-30318 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-30318 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-30318 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30318Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30318Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data