Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.168783E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:03:41+0800
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    1 Object 1

    AOE ID 54862
    NORAD ID 54862
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66509
    NORAD ID 66509
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5403 STARLINK-35598
    Time of Closest Approach 2026-09-15T01:42:09+0000
    Collision Probability (Pc) 1.168783E-5
    Conjunction Distance (km) 1.163 km
    Relative Speed (km/s) 9.451 km/s
    Conjunction Risk Parameters R (Radial): 1.134 | I (In-track): -0.204 | C (Cross-track): 0.159
    Collision Risk Index (CRI) 0.56
    X Position (km) -5871.457 -5872.326
    Position Y (km) 2518.031 2518.685
    Position Z (km) 2493.924 2494.334
    Velocity X (km/s) -0.776 -3.943
    Velocity Y (km/s) -6.182 -4.822
    Velocity Z (km/s) 4.4 -4.399

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5403 STARLINK-35598
    Semimajor Axis (a) 6861.197 km 6861.142 km
    Eccentricity (e) 0.000108 0.000289
    Inclination (i) 43.0017° 43.0011°
    RAAN 149.0495° 20.5437°
    Perigee Argument 256.4510° 288.4004°
    Mean Anomaly (M) 103.6221° 71.6533°
    Apogee 483.799 km 484.989 km
    Perigee 482.321 km 481.021 km
    Orbit Epoch 2026-09-12T01:22:32+0000 2026-09-11T17:01:49+0000

    STARLINK-5403 & STARLINK-35598 Collision Probability (Pc) Trend

    STARLINK-5403 & STARLINK-35598 Collision Probability (Pc) TrendNot Available

    STARLINK-5403 & STARLINK-35598 Miss Distance (Miss Distance) Trend

    STARLINK-5403 & STARLINK-35598 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35598Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35598Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5403

    No nearby objects data