Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.784563E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:46:33+0800
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    1 Object 1

    AOE ID 53548
    NORAD ID 53548
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name YAM-8
    AOE ID 63254
    NORAD ID 63254
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4513 YAM-8
    Time of Closest Approach 2026-09-13T09:54:08+0000
    Collision Probability (Pc) 4.784563E-6
    Conjunction Distance (km) 1.649 km
    Relative Speed (km/s) 14.045 km/s
    Conjunction Risk Parameters R (Radial): 0.436 | I (In-track): -0.609 | C (Cross-track): -1.468
    Collision Risk Index (CRI) 0.49
    X Position (km) 4877.341 4877.941
    Position Y (km) -1253.556 -1252.335
    Position Z (km) 4733.799 4732.868
    Velocity X (km/s) -1.31 4.613
    Velocity Y (km/s) 6.792 -2.623
    Velocity Z (km/s) 3.14 -5.435

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4513 YAM-8
    Semimajor Axis (a) 6917.893 km 6916.107 km
    Eccentricity (e) 0.000115 0.000213
    Inclination (i) 53.1610° 97.6830°
    RAAN 309.1679° 156.6274°
    Perigee Argument 85.9891° 140.8765°
    Mean Anomaly (M) 274.1232° 219.2617°
    Apogee 540.552 km 539.441 km
    Perigee 538.960 km 536.499 km
    Orbit Epoch 2026-09-11T13:07:46+0000 2026-09-11T17:31:33+0000

    STARLINK-4513 & YAM-8 Collision Probability (Pc) Trend

    STARLINK-4513 & YAM-8 Collision Probability (Pc) TrendNot Available

    STARLINK-4513 & YAM-8 Miss Distance (Miss Distance) Trend

    STARLINK-4513 & YAM-8 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4513Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAM-8Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4513Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAM-8Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4513

    No nearby objects data