Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.205724E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T13:41:29+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 64881
    NORAD ID 64881
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4399 OBJECT F
    Time of Closest Approach 2026-08-30T06:33:34+0000
    Collision Probability (Pc) 3.205724E-6
    Conjunction Distance (km) 1.908 km
    Relative Speed (km/s) 14.556 km/s
    Conjunction Risk Parameters R (Radial): -0.765 | I (In-track): -0.535 | C (Cross-track): 1.663
    Collision Risk Index (CRI) 0.45
    X Position (km) -2798.546 -2797.735
    Position Y (km) -806.092 -807.676
    Position Z (km) 6185.448 6184.762
    Velocity X (km/s) -6.968 5.675
    Velocity Y (km/s) 0.36 4.062
    Velocity Z (km/s) -3.099 3.092

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4399 OBJECT F
    Semimajor Axis (a) 6843.668 km 6839.594 km
    Eccentricity (e) 0.000095 0.000456
    Inclination (i) 97.2873° 97.4625°
    RAAN 359.8913° 211.9257°
    Perigee Argument 96.7244° 275.8032°
    Mean Anomaly (M) 263.4107° 84.2691°
    Apogee 466.180 km 464.573 km
    Perigee 464.882 km 458.341 km
    Orbit Epoch 2026-08-29T20:40:01+0000 2026-08-29T22:27:00+0000

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

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

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

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

    STARLINK-4399Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT FMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4399Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT FCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4399

    No nearby objects data