Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.931552E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:56:23+0800
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    1 Object 1

    AOE ID 57261
    NORAD ID 57261
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57903
    NORAD ID 57903
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5485 STARLINK-30449
    Time of Closest Approach 2026-09-14T03:48:09+0000
    Collision Probability (Pc) 5.931552E-5
    Conjunction Distance (km) 0.657 km
    Relative Speed (km/s) 6.444 km/s
    Conjunction Risk Parameters R (Radial): 0.308 | I (In-track): 0.526 | C (Cross-track): -0.246
    Collision Risk Index (CRI) 0.7
    X Position (km) 766.837 766.228
    Position Y (km) -5486.742 -5486.578
    Position Z (km) -4052.06 -4051.878
    Velocity X (km/s) 6.575 7.101
    Velocity Y (km/s) 2.839 -0.928
    Velocity Z (km/s) -2.601 2.601

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5485 STARLINK-30449
    Semimajor Axis (a) 6861.214 km 6861.324 km
    Eccentricity (e) 0.000120 0.000148
    Inclination (i) 43.0029° 43.0021°
    RAAN 68.6639° 345.8475°
    Perigee Argument 266.0521° 276.7319°
    Mean Anomaly (M) 94.0193° 83.3365°
    Apogee 483.900 km 484.202 km
    Perigee 482.254 km 482.172 km
    Orbit Epoch 2026-09-10T04:36:01+0000 2026-09-11T07:00:49+0000

    STARLINK-5485 & STARLINK-30449 Collision Probability (Pc) Trend

    STARLINK-5485 & STARLINK-30449 Collision Probability (Pc) TrendNot Available

    STARLINK-5485 & STARLINK-30449 Miss Distance (Miss Distance) Trend

    STARLINK-5485 & STARLINK-30449 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5485Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30449Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5485Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30449Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5485

    No nearby objects data