Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.333526E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T16:21:45+0800
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    1 Object 1

    AOE ID 44879
    NORAD ID 44879
    Object Type UNKNOWN
    Country
    TBD TBD
    VS

    2 Object 2

    AOE ID 55665
    NORAD ID 55665
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT A STARLINK-5474
    Time of Closest Approach 2026-09-14T19:51:47+0000
    Collision Probability (Pc) 1.333526E-6
    Conjunction Distance (km) 2.456 km
    Relative Speed (km/s) 8.805 km/s
    Conjunction Risk Parameters R (Radial): -1.867 | I (In-track): 1.304 | C (Cross-track): -0.919
    Collision Risk Index (CRI) 0.38
    X Position (km) -2985.164 -2984.575
    Position Y (km) 120.719 121.175
    Position Z (km) 6267.372 6269.712
    Velocity X (km/s) -6.396 -4.385
    Velocity Y (km/s) 2.646 -5.853
    Velocity Z (km/s) -3.09 -1.971

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT A STARLINK-5474
    Semimajor Axis (a) 6958.044 km 6950.179 km
    Eccentricity (e) 0.001253 0.000249
    Inclination (i) 97.7782° 70.0000°
    RAAN 338.4099° 54.9889°
    Perigee Argument 118.5584° 271.5307°
    Mean Anomaly (M) 241.6899° 88.5567°
    Apogee 588.623 km 573.777 km
    Perigee 571.191 km 570.307 km
    Orbit Epoch 2026-09-12T04:44:26+0000 2026-09-11T20:53:35+0000

    OBJECT A & STARLINK-5474 Collision Probability (Pc) Trend

    OBJECT A & STARLINK-5474 Collision Probability (Pc) TrendNot Available

    OBJECT A & STARLINK-5474 Miss Distance (Miss Distance) Trend

    OBJECT A & STARLINK-5474 Miss Distance (Miss Distance) TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5474Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT ACollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5474Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT A

    No nearby objects data