Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.824837E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:16:05+0800
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    1 Object 1

    AOE ID 49137
    NORAD ID 49137
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 55938
    NORAD ID 55938
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3055 STARLINK-5909
    Time of Closest Approach 2026-09-14T03:05:43+0000
    Collision Probability (Pc) 3.824837E-7
    Conjunction Distance (km) 2.864 km
    Relative Speed (km/s) 1.072 km/s
    Conjunction Risk Parameters R (Radial): 2.581 | I (In-track): -1.237 | C (Cross-track): 0.095
    Collision Risk Index (CRI) 0.27
    X Position (km) -616.273 -614.847
    Position Y (km) -2302.407 -2301.878
    Position Z (km) 6525.638 6523.211
    Velocity X (km/s) 7.167 7.428
    Velocity Y (km/s) -2.437 -1.464
    Velocity Z (km/s) -0.183 0.183

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3055 STARLINK-5909
    Semimajor Axis (a) 6952.673 km 6950.199 km
    Eccentricity (e) 0.000290 0.000274
    Inclination (i) 70.0000° 70.0003°
    RAAN 165.8059° 174.2754°
    Perigee Argument 268.5910° 268.5332°
    Mean Anomaly (M) 91.4916° 91.5513°
    Apogee 576.550 km 573.966 km
    Perigee 572.522 km 570.158 km
    Orbit Epoch 2026-09-12T02:35:44+0000 2026-09-12T04:14:12+0000

    STARLINK-3055 & STARLINK-5909 Collision Probability (Pc) Trend

    STARLINK-3055 & STARLINK-5909 Collision Probability (Pc) TrendNot Available

    STARLINK-3055 & STARLINK-5909 Miss Distance (Miss Distance) Trend

    STARLINK-3055 & STARLINK-5909 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3055Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5909Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3055Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5909Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3055

    No nearby objects data