Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.320418E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:43:53+0800
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    1 Object 1

    AOE ID 45697
    NORAD ID 45697
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53490
    NORAD ID 53490
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1351 STARLINK-4387
    Time of Closest Approach 2026-09-07T05:26:52+0000
    Collision Probability (Pc) 1.320418E-4
    Conjunction Distance (km) 0.599 km
    Relative Speed (km/s) 14.842 km/s
    Conjunction Risk Parameters R (Radial): -0.594 | I (In-track): 0.036 | C (Cross-track): 0.068
    Collision Risk Index (CRI) 0.77
    X Position (km) 6148.191 6147.624
    Position Y (km) 1649.44 1649.365
    Position Z (km) 2144.164 2143.989
    Velocity X (km/s) 0.582 -2.085
    Velocity Y (km/s) 5.218 -1.673
    Velocity Z (km/s) -5.643 7.229

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1351 STARLINK-4387
    Semimajor Axis (a) 6719.975 km 6731.609 km
    Eccentricity (e) 0.000611 0.000122
    Inclination (i) 53.0347° 97.6037°
    RAAN 219.9815° 15.3449°
    Perigee Argument 67.2870° 70.8659°
    Mean Anomaly (M) 292.8795° 159.0343°
    Apogee 345.947 km 354.295 km
    Perigee 337.729 km 352.649 km
    Orbit Epoch 2026-09-05T04:05:18+0000 2026-09-05T04:00:02+0000

    STARLINK-1351 & STARLINK-4387 Collision Probability (Pc) Trend

    STARLINK-1351 & STARLINK-4387 Collision Probability (Pc) TrendNot Available

    STARLINK-1351 & STARLINK-4387 Miss Distance (Miss Distance) Trend

    STARLINK-1351 & STARLINK-4387 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1351Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4387Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1351Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4387Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1351

    No nearby objects data