Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.275875E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T14:40:42+0800
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    1 Object 1

    AOE ID 12586
    NORAD ID 12586
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 55926
    NORAD ID 55926
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-5921
    Time of Closest Approach 2026-10-28T07:29:39+0000
    Collision Probability (Pc) 2.275875E-4
    Conjunction Distance (km) 0.413 km
    Relative Speed (km/s) 8.613 km/s
    Conjunction Risk Parameters R (Radial): 0.339 | I (In-track): 0.194 | C (Cross-track): -0.133
    Collision Risk Index (CRI) 0.82
    X Position (km) 2979.291 2979.631
    Position Y (km) 371.423 371.535
    Position Z (km) -6143.257 -6143.463
    Velocity X (km/s) 6.771 3.526
    Velocity Y (km/s) -1.473 6.43
    Velocity Z (km/s) 3.19 2.099

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-5921
    Semimajor Axis (a) 6835.069 km 6836.257 km
    Eccentricity (e) 0.000932 0.000377
    Inclination (i) 97.6028° 70.0006°
    RAAN 350.8535° 56.3388°
    Perigee Argument 252.8647° 267.5076°
    Mean Anomaly (M) 107.1576° 352.3082°
    Apogee 463.303 km 460.696 km
    Perigee 450.561 km 455.544 km
    Orbit Epoch 2026-10-27T22:23:53+0000 2026-10-27T22:00:02+0000

    SL-3 R/B & STARLINK-5921 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-5921 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-5921 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-5921 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5921Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5921Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data