Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.894553E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:59:31+0800
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    1 Object 1

    AOE ID 52854
    NORAD ID 52854
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58375
    NORAD ID 58375
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4204 STARLINK-30894
    Time of Closest Approach 2026-09-07T20:45:04+0000
    Collision Probability (Pc) 7.894553E-7
    Conjunction Distance (km) 2.748 km
    Relative Speed (km/s) 4.72 km/s
    Conjunction Risk Parameters R (Radial): 2.69 | I (In-track): -0.531 | C (Cross-track): 0.172
    Collision Risk Index (CRI) 0.33
    X Position (km) 4136.996 4138.47
    Position Y (km) -1200.926 -1201.935
    Position Z (km) 5300.792 5302.878
    Velocity X (km/s) 0.266 3.786
    Velocity Y (km/s) 7.49 6.466
    Velocity Z (km/s) 1.486 -1.486

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4204 STARLINK-30894
    Semimajor Axis (a) 6837.865 km 6840.872 km
    Eccentricity (e) 0.000082 0.000123
    Inclination (i) 53.1583° 53.1591°
    RAAN 290.5921° 247.9492°
    Perigee Argument 88.7460° 97.1797°
    Mean Anomaly (M) 271.3638° 262.9346°
    Apogee 460.293 km 463.580 km
    Perigee 459.163 km 461.890 km
    Orbit Epoch 2026-09-04T20:33:36+0000 2026-09-04T06:19:15+0000

    STARLINK-4204 & STARLINK-30894 Collision Probability (Pc) Trend

    STARLINK-4204 & STARLINK-30894 Collision Probability (Pc) TrendNot Available

    STARLINK-4204 & STARLINK-30894 Miss Distance (Miss Distance) Trend

    STARLINK-4204 & STARLINK-30894 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4204Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30894Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4204Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30894Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4204

    No nearby objects data