Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.3741E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:17:59+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 56895
    NORAD ID 56895
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SWARM B STARLINK-6208
    Time of Closest Approach 2026-10-21T10:19:47+0000
    Collision Probability (Pc) 2.3741E-6
    Conjunction Distance (km) 1.844 km
    Relative Speed (km/s) 7.856 km/s
    Conjunction Risk Parameters R (Radial): 0.297 | I (In-track): -1.56 | C (Cross-track): 0.936
    Collision Risk Index (CRI) 0.43
    X Position (km) -3228.97 -3229.139
    Position Y (km) 4509.203 4507.694
    Position Z (km) -4044.156 -4045.2
    Velocity X (km/s) 2.305 -4.498
    Velocity Y (km/s) -3.857 -5.566
    Velocity Z (km/s) -6.149 -2.614

    Orbital Parameters 国际轨道数据源

    Parameter SWARM B STARLINK-6208
    Semimajor Axis (a) 6856.322 km 6861.189 km
    Eccentricity (e) 0.000251 0.000094
    Inclination (i) 87.7389° 43.0020°
    RAAN 304.2260° 260.6234°
    Perigee Argument 85.6881° 261.5191°
    Mean Anomaly (M) 274.4655° 98.5554°
    Apogee 479.903 km 483.698 km
    Perigee 476.467 km 482.406 km
    Orbit Epoch 2026-10-20T12:58:17+0000 2026-10-20T06:36:27+0000

    SWARM B & STARLINK-6208 Collision Probability (Pc) Trend

    SWARM B & STARLINK-6208 Collision Probability (Pc) TrendNot Available

    SWARM B & STARLINK-6208 Miss Distance (Miss Distance) Trend

    SWARM B & STARLINK-6208 Miss Distance (Miss Distance) TrendNot Available

    SWARM BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-6208Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SWARM BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-6208Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SWARM B

    No nearby objects data