Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.00418E-6
    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 2026-10-20T05:37:55+0000
    Collision Probability (Pc) 2.00418E-6
    Conjunction Distance (km) 2.111 km
    Relative Speed (km/s) 10.342 km/s
    Conjunction Risk Parameters R (Radial): 0.045 | I (In-track): 1.557 | C (Cross-track): -1.424
    Collision Risk Index (CRI) 0.41
    X Position (km) 154.427 152.336
    Position Y (km) -1167.977 -1168.265
    Position Z (km) 6732.888 6732.931
    Velocity X (km/s) -4.907 -6.231
    Velocity Y (km/s) -5.781 4.321
    Velocity Z (km/s) -0.889 0.889

    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