Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.213623E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T17:37:03+0800
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    1 Object 1

    AOE ID 12139
    NORAD ID 12139
    Object Type ROCKET BODY
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 65405
    NORAD ID 65405
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-8 R/B STARLINK-34830
    Time of Closest Approach 2026-09-05T22:24:10+0000
    Collision Probability (Pc) 4.213623E-4
    Conjunction Distance (km) 0.235 km
    Relative Speed (km/s) 4.065 km/s
    Conjunction Risk Parameters R (Radial): -0.019 | I (In-track): 0.225 | C (Cross-track): 0.067
    Collision Risk Index (CRI) 0.87
    X Position (km) 3754.45 3754.488
    Position Y (km) -5496.75 -5496.64
    Position Z (km) -1622.303 -1622.506
    Velocity X (km/s) -0.307 3.088
    Velocity Y (km/s) 2.166 3.824
    Velocity Z (km/s) -7.334 -5.835

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B STARLINK-34830
    Semimajor Axis (a) 6893.081 km 6848.857 km
    Eccentricity (e) 0.023960 0.000107
    Inclination (i) 82.9365° 53.1598°
    RAAN 123.3137° 117.9222°
    Perigee Argument 271.3945° 95.5690°
    Mean Anomaly (M) 85.9855° 264.5433°
    Apogee 680.103 km 471.453 km
    Perigee 349.785 km 469.987 km
    Orbit Epoch 2026-09-05T04:06:50+0000 2026-09-05T01:11:17+0000

    SL-8 R/B & STARLINK-34830 Collision Probability (Pc) Trend

    SL-8 R/B & STARLINK-34830 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & STARLINK-34830 Miss Distance (Miss Distance) Trend

    SL-8 R/B & STARLINK-34830 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34830Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34830Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data