Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.564185E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T08:37:19+0800
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    1 Object 1

    AOE ID 53664
    NORAD ID 53664
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67571
    NORAD ID 67571
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4471 STARLINK-36578
    Time of Closest Approach 2026-09-18T14:56:31+0000
    Collision Probability (Pc) 1.564185E-6
    Conjunction Distance (km) 2.701 km
    Relative Speed (km/s) 15.137 km/s
    Conjunction Risk Parameters R (Radial): -0.308 | I (In-track): -0.328 | C (Cross-track): -2.663
    Collision Risk Index (CRI) 0.39
    X Position (km) -5153.967 -5155.484
    Position Y (km) 4429.585 4427.352
    Position Z (km) -840.285 -840.233
    Velocity X (km/s) -0.063 1.333
    Velocity Y (km/s) 1.339 0.139
    Velocity Z (km/s) 7.512 -7.512

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4471 STARLINK-36578
    Semimajor Axis (a) 6843.698 km 6843.645 km
    Eccentricity (e) 0.000173 0.000133
    Inclination (i) 97.2838° 97.2839°
    RAAN 135.4594° 315.8444°
    Perigee Argument 90.8872° 96.0678°
    Mean Anomaly (M) 269.2570° 264.0716°
    Apogee 466.748 km 466.416 km
    Perigee 464.374 km 464.600 km
    Orbit Epoch 2026-09-15T14:55:51+0000 2026-09-14T03:38:25+0000

    STARLINK-4471 & STARLINK-36578 Collision Probability (Pc) Trend

    STARLINK-4471 & STARLINK-36578 Collision Probability (Pc) TrendNot Available

    STARLINK-4471 & STARLINK-36578 Miss Distance (Miss Distance) Trend

    STARLINK-4471 & STARLINK-36578 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4471Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36578Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4471Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36578Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4471

    No nearby objects data