Conjunction Event Detail

    ⚠
    Extreme Risk
    Extreme collision probability. Maneuver strongly recommended for primary asset.
    1.469726E-3
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:12:07+0800
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    1 Object 1

    AOE ID 53469
    NORAD ID 53469
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67661
    NORAD ID 67661
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4399 STARLINK-36674
    Time of Closest Approach 2026-10-20T04:03:57+0000
    Collision Probability (Pc) 1.469726E-3
    Conjunction Distance (km) 0.044 km
    Relative Speed (km/s) 10.342 km/s
    Conjunction Risk Parameters R (Radial): 0.044 | I (In-track): -0.001 | C (Cross-track): -0.002
    Collision Risk Index (CRI) 0.98
    X Position (km) 152.189 152.189
    Position Y (km) -1169.24 -1169.245
    Position Z (km) 6732.729 6732.772
    Velocity X (km/s) -4.913 -6.226
    Velocity Y (km/s) -5.775 4.327
    Velocity Z (km/s) -0.89 0.89

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4399 STARLINK-36674
    Semimajor Axis (a) 6843.977 km 6843.637 km
    Eccentricity (e) 0.000182 0.000131
    Inclination (i) 97.2873° 97.2847°
    RAAN 49.1023° 323.0380°
    Perigee Argument 107.7947° 94.5212°
    Mean Anomaly (M) 252.3493° 265.6180°
    Apogee 467.083 km 466.394 km
    Perigee 464.597 km 464.606 km
    Orbit Epoch 2026-10-18T18:45:20+0000 2026-10-18T20:22:58+0000

    STARLINK-4399 & STARLINK-36674 Collision Probability (Pc) Trend

    STARLINK-4399 & STARLINK-36674 Collision Probability (Pc) TrendNot Available

    STARLINK-4399 & STARLINK-36674 Miss Distance (Miss Distance) Trend

    STARLINK-4399 & STARLINK-36674 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36674Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36674Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4399

    No nearby objects data