Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.045554E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T08:18:45+0800
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    1 Object 1

    AOE ID 53430
    NORAD ID 53430
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54178
    NORAD ID 54178
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4538 STARLINK-5164
    Time of Closest Approach 2026-09-14T11:08:21+0000
    Collision Probability (Pc) 1.045554E-6
    Conjunction Distance (km) 2.969 km
    Relative Speed (km/s) 9.363 km/s
    Conjunction Risk Parameters R (Radial): 2.461 | I (In-track): 1.317 | C (Cross-track): -1.012
    Collision Risk Index (CRI) 0.35
    X Position (km) 5182.044 5183.852
    Position Y (km) 168.899 170.62
    Position Z (km) 4449.238 4450.846
    Velocity X (km/s) -3.249 2.853
    Velocity Y (km/s) 5.935 6.134
    Velocity Z (km/s) 3.549 -3.549

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4538 STARLINK-5164
    Semimajor Axis (a) 6837.891 km 6840.858 km
    Eccentricity (e) 0.000102 0.000138
    Inclination (i) 53.1603° 53.1585°
    RAAN 335.5888° 238.1795°
    Perigee Argument 93.9211° 98.5533°
    Mean Anomaly (M) 266.1909° 261.5626°
    Apogee 460.453 km 463.667 km
    Perigee 459.055 km 461.775 km
    Orbit Epoch 2026-09-11T12:36:08+0000 2026-09-10T23:44:34+0000

    STARLINK-4538 & STARLINK-5164 Collision Probability (Pc) Trend

    STARLINK-4538 & STARLINK-5164 Collision Probability (Pc) TrendNot Available

    STARLINK-4538 & STARLINK-5164 Miss Distance (Miss Distance) Trend

    STARLINK-4538 & STARLINK-5164 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5164Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5164Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4538

    No nearby objects data