Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.387341E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:09:04+0800
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    1 Object 1

    AOE ID 57442
    NORAD ID 57442
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59838
    NORAD ID 59838
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30146 STARLINK-31855
    Time of Closest Approach 2026-09-05T20:51:02+0000
    Collision Probability (Pc) 5.387341E-4
    Conjunction Distance (km) 0.148 km
    Relative Speed (km/s) 1.278 km/s
    Conjunction Risk Parameters R (Radial): -0.132 | I (In-track): -0.063 | C (Cross-track): 0.006
    Collision Risk Index (CRI) 0.9
    X Position (km) 2556.063 2556.058
    Position Y (km) 4335.469 4335.585
    Position Z (km) 4655.196 4655.286
    Velocity X (km/s) -6.326 -6.767
    Velocity Y (km/s) 4.234 3.486
    Velocity Z (km/s) -0.468 0.469

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30146 STARLINK-31855
    Semimajor Axis (a) 6861.203 km 6861.124 km
    Eccentricity (e) 0.000188 0.000285
    Inclination (i) 43.0044° 43.0042°
    RAAN 331.7608° 348.8027°
    Perigee Argument 270.2573° 283.1356°
    Mean Anomaly (M) 89.8064° 76.9177°
    Apogee 484.354 km 484.945 km
    Perigee 481.778 km 481.029 km
    Orbit Epoch 2026-09-04T05:12:15+0000 2026-09-03T16:41:49+0000

    STARLINK-30146 & STARLINK-31855 Collision Probability (Pc) Trend

    STARLINK-30146 & STARLINK-31855 Collision Probability (Pc) TrendNot Available

    STARLINK-30146 & STARLINK-31855 Miss Distance (Miss Distance) Trend

    STARLINK-30146 & STARLINK-31855 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30146Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31855Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30146Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31855Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30146

    No nearby objects data