Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.056827E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T08:28:33+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 64884
    NORAD ID 64884
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4399 OBJECT J
    Time of Closest Approach 2026-10-13T04:33:55+0000
    Collision Probability (Pc) 2.056827E-6
    Conjunction Distance (km) 2.294 km
    Relative Speed (km/s) 14.568 km/s
    Conjunction Risk Parameters R (Radial): 1.969 | I (In-track): 0.357 | C (Cross-track): -1.12
    Collision Risk Index (CRI) 0.41
    X Position (km) -1497.275 -1498.721
    Position Y (km) -2516.614 -2516.744
    Position Z (km) 6177.759 6179.534
    Velocity X (km/s) -5.314 1.373
    Velocity Y (km/s) -4.509 6.839
    Velocity Z (km/s) -3.117 3.107

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4399 OBJECT J
    Semimajor Axis (a) 6843.742 km 6850.035 km
    Eccentricity (e) 0.000138 0.000943
    Inclination (i) 97.2858° 97.4727°
    RAAN 42.7336° 254.3683°
    Perigee Argument 87.0789° 107.2816°
    Mean Anomaly (M) 273.0612° 252.9458°
    Apogee 466.551 km 478.361 km
    Perigee 464.659 km 465.435 km
    Orbit Epoch 2026-10-12T07:42:32+0000 2026-10-12T06:19:25+0000

    STARLINK-4399 & OBJECT J Collision Probability (Pc) Trend

    STARLINK-4399 & OBJECT J Collision Probability (Pc) TrendNot Available

    STARLINK-4399 & OBJECT J Miss Distance (Miss Distance) Trend

    STARLINK-4399 & OBJECT J Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT JMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT JCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4399

    No nearby objects data