Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.478948E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:26:57+0800
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    1 Object 1

    AOE ID 52704
    NORAD ID 52704
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68246
    NORAD ID 68246
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3999 STARLINK-37043
    Time of Closest Approach 2026-09-12T12:15:38+0000
    Collision Probability (Pc) 1.478948E-6
    Conjunction Distance (km) 2.517 km
    Relative Speed (km/s) 11.297 km/s
    Conjunction Risk Parameters R (Radial): 2.509 | I (In-track): -0.13 | C (Cross-track): -0.141
    Collision Risk Index (CRI) 0.38
    X Position (km) -5778.515 -5780.575
    Position Y (km) 1905.963 1906.845
    Position Z (km) 3112.157 3113.301
    Velocity X (km/s) -4.061 0.838
    Velocity Y (km/s) -4.077 -5.693
    Velocity Z (km/s) -5.025 5.024

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3999 STARLINK-37043
    Semimajor Axis (a) 6837.870 km 6840.785 km
    Eccentricity (e) 0.000121 0.000134
    Inclination (i) 53.1615° 53.1578°
    RAAN 9.9021° 145.6200°
    Perigee Argument 70.2245° 86.9914°
    Mean Anomaly (M) 289.8888° 273.1241°
    Apogee 460.558 km 463.563 km
    Perigee 458.908 km 461.733 km
    Orbit Epoch 2026-09-11T07:30:39+0000 2026-09-11T03:16:58+0000

    STARLINK-3999 & STARLINK-37043 Collision Probability (Pc) Trend

    STARLINK-3999 & STARLINK-37043 Collision Probability (Pc) TrendNot Available

    STARLINK-3999 & STARLINK-37043 Miss Distance (Miss Distance) Trend

    STARLINK-3999 & STARLINK-37043 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3999Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37043Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3999Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37043Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3999

    No nearby objects data