Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.397909E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:46:33+0800
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    1 Object 1

    AOE ID 53652
    NORAD ID 53652
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53833
    NORAD ID 53833
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4374 STARLINK-4771
    Time of Closest Approach 2026-09-12T21:49:49+0000
    Collision Probability (Pc) 1.397909E-5
    Conjunction Distance (km) 1.076 km
    Relative Speed (km/s) 8.291 km/s
    Conjunction Risk Parameters R (Radial): 1.03 | I (In-track): -0.259 | C (Cross-track): -0.17
    Collision Risk Index (CRI) 0.58
    X Position (km) 3662.716 3663.034
    Position Y (km) -3397.726 -3398.189
    Position Z (km) 4774.088 4775.005
    Velocity X (km/s) 2.887 6.438
    Velocity Y (km/s) -4.495 2.623
    Velocity Z (km/s) -5.399 -3.063

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4374 STARLINK-4771
    Semimajor Axis (a) 6916.538 km 6917.858 km
    Eccentricity (e) 0.000188 0.000147
    Inclination (i) 97.2839° 53.1599°
    RAAN 128.6312° 193.4350°
    Perigee Argument 81.2965° 70.0305°
    Mean Anomaly (M) 133.8128° 290.0844°
    Apogee 539.698 km 540.738 km
    Perigee 537.104 km 538.704 km
    Orbit Epoch 2026-09-11T08:00:04+0000 2026-09-10T13:39:33+0000

    STARLINK-4374 & STARLINK-4771 Collision Probability (Pc) Trend

    STARLINK-4374 & STARLINK-4771 Collision Probability (Pc) TrendNot Available

    STARLINK-4374 & STARLINK-4771 Miss Distance (Miss Distance) Trend

    STARLINK-4374 & STARLINK-4771 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4374Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4771Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4374Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4771Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4374

    No nearby objects data