Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.596424E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:40:24+0800
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    1 Object 1

    AOE ID 53470
    NORAD ID 53470
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66304
    NORAD ID 66304
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4393 OBJECT M
    Time of Closest Approach 2026-10-21T15:30:13+0000
    Collision Probability (Pc) 4.596424E-4
    Conjunction Distance (km) 0.301 km
    Relative Speed (km/s) 11.781 km/s
    Conjunction Risk Parameters R (Radial): -0.298 | I (In-track): 0.029 | C (Cross-track): 0.021
    Collision Risk Index (CRI) 0.88
    X Position (km) -2726.104 -2725.985
    Position Y (km) -3953.951 -3953.806
    Position Z (km) 4869.408 4869.174
    Velocity X (km/s) -4.174 6.317
    Velocity Y (km/s) -3.625 -4.294
    Velocity Z (km/s) -5.266 0.052

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4393 OBJECT M
    Semimajor Axis (a) 6843.690 km 6849.599 km
    Eccentricity (e) 0.000112 0.000539
    Inclination (i) 97.2859° 45.4179°
    RAAN 45.4289° 160.4906°
    Perigee Argument 92.0679° 50.8733°
    Mean Anomaly (M) 268.0692° 309.2636°
    Apogee 466.321 km 475.155 km
    Perigee 464.785 km 467.769 km
    Orbit Epoch 2026-10-19T01:50:34+0000 2026-10-19T00:29:48+0000

    STARLINK-4393 & OBJECT M Collision Probability (Pc) Trend

    STARLINK-4393 & OBJECT M Collision Probability (Pc) TrendNot Available

    STARLINK-4393 & OBJECT M Miss Distance (Miss Distance) Trend

    STARLINK-4393 & OBJECT M Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4393Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT MMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4393Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT MCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4393

    No nearby objects data