Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.378166E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T22:57:37+0800
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    1 Object 1

    AOE ID 54779
    NORAD ID 54779
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68511
    NORAD ID 68511
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5447 STARLINK-37280
    Time of Closest Approach 2026-09-15T04:40:18+0000
    Collision Probability (Pc) 7.378166E-5
    Conjunction Distance (km) 0.628 km
    Relative Speed (km/s) 7.359 km/s
    Conjunction Risk Parameters R (Radial): 0.627 | I (In-track): -0.032 | C (Cross-track): 0.013
    Collision Risk Index (CRI) 0.72
    X Position (km) 4582.574 4582.143
    Position Y (km) 934.45 934.397
    Position Z (km) 4982.882 4982.428
    Velocity X (km/s) 1.294 -3.97
    Velocity Y (km/s) 7.096 6.023
    Velocity Z (km/s) -2.514 2.515

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5447 STARLINK-37280
    Semimajor Axis (a) 6840.889 km 6840.807 km
    Eccentricity (e) 0.000118 0.000166
    Inclination (i) 53.1582° 53.1614°
    RAAN 262.3054° 332.5833°
    Perigee Argument 87.8820° 77.3799°
    Mean Anomaly (M) 272.2318° 282.7389°
    Apogee 463.562 km 463.807 km
    Perigee 461.942 km 461.533 km
    Orbit Epoch 2026-09-11T09:30:22+0000 2026-09-12T04:28:47+0000

    STARLINK-5447 & STARLINK-37280 Collision Probability (Pc) Trend

    STARLINK-5447 & STARLINK-37280 Collision Probability (Pc) TrendNot Available

    STARLINK-5447 & STARLINK-37280 Miss Distance (Miss Distance) Trend

    STARLINK-5447 & STARLINK-37280 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5447Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37280Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5447Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37280Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5447

    No nearby objects data