Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.135847E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:57:31+0800
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    1 Object 1

    AOE ID 54858
    NORAD ID 54858
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63789
    NORAD ID 63789
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5407 STARLINK-33875
    Time of Closest Approach 2026-09-13T21:20:38+0000
    Collision Probability (Pc) 6.135847E-5
    Conjunction Distance (km) 0.637 km
    Relative Speed (km/s) 5.9 km/s
    Conjunction Risk Parameters R (Radial): -0.118 | I (In-track): 0.578 | C (Cross-track): -0.239
    Collision Risk Index (CRI) 0.71
    X Position (km) -5275.959 -5275.715
    Position Y (km) -1317.045 -1317.629
    Position Z (km) 4175.008 4174.939
    Velocity X (km/s) 3.449 -0.042
    Velocity Y (km/s) -6.389 -7.26
    Velocity Z (km/s) 2.338 -2.338

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5407 STARLINK-33875
    Semimajor Axis (a) 6861.185 km 6861.122 km
    Eccentricity (e) 0.000099 0.000147
    Inclination (i) 43.0018° 43.0039°
    RAAN 155.2328° 97.3175°
    Perigee Argument 263.8523° 266.5651°
    Mean Anomaly (M) 96.2216° 93.5032°
    Apogee 483.730 km 483.993 km
    Perigee 482.366 km 481.977 km
    Orbit Epoch 2026-09-10T22:27:05+0000 2026-09-08T23:08:56+0000

    STARLINK-5407 & STARLINK-33875 Collision Probability (Pc) Trend

    STARLINK-5407 & STARLINK-33875 Collision Probability (Pc) TrendNot Available

    STARLINK-5407 & STARLINK-33875 Miss Distance (Miss Distance) Trend

    STARLINK-5407 & STARLINK-33875 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5407Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33875Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5407Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33875Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5407

    No nearby objects data