Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.344113E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T00:48:57+0800
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    1 Object 1

    AOE ID 54778
    NORAD ID 54778
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64685
    NORAD ID 64685
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5450 STARLINK-34253
    Time of Closest Approach 2026-09-15T15:02:29+0000
    Collision Probability (Pc) 1.344113E-4
    Conjunction Distance (km) 0.507 km
    Relative Speed (km/s) 7.7 km/s
    Conjunction Risk Parameters R (Radial): -0.456 | I (In-track): 0.19 | C (Cross-track): -0.109
    Collision Risk Index (CRI) 0.78
    X Position (km) -4657.734 -4657.38
    Position Y (km) -965.972 -966.122
    Position Z (km) -4923.91 -4923.58
    Velocity X (km/s) -1.373 4.047
    Velocity Y (km/s) -7.007 -5.883
    Velocity Z (km/s) 2.676 -2.676

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5450 STARLINK-34253
    Semimajor Axis (a) 6840.863 km 6840.837 km
    Eccentricity (e) 0.000146 0.000135
    Inclination (i) 53.1591° 53.1597°
    RAAN 248.9607° 330.1628°
    Perigee Argument 83.2906° 92.9151°
    Mean Anomaly (M) 276.8262° 267.2007°
    Apogee 463.722 km 463.627 km
    Perigee 461.730 km 461.773 km
    Orbit Epoch 2026-09-14T06:29:29+0000 2026-09-13T15:05:13+0000

    STARLINK-5450 & STARLINK-34253 Collision Probability (Pc) Trend

    STARLINK-5450 & STARLINK-34253 Collision Probability (Pc) TrendNot Available

    STARLINK-5450 & STARLINK-34253 Miss Distance (Miss Distance) Trend

    STARLINK-5450 & STARLINK-34253 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5450Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34253Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5450Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34253Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5450

    No nearby objects data