Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.42548E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:06:21+0800
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    1 Object 1

    AOE ID 46034
    NORAD ID 46034
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69689
    NORAD ID 69689
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1557 STARLINK-37979
    Time of Closest Approach 2026-09-03T07:30:25+0000
    Collision Probability (Pc) 1.42548E-6
    Conjunction Distance (km) 2.455 km
    Relative Speed (km/s) 9.848 km/s
    Conjunction Risk Parameters R (Radial): 2.271 | I (In-track): 0.71 | C (Cross-track): 0.605
    Collision Risk Index (CRI) 0.38
    X Position (km) -425.354 -425.724
    Position Y (km) -4379.329 -4378.456
    Position Z (km) -5255.689 -5253.425
    Velocity X (km/s) 7.288 -0.944
    Velocity Y (km/s) 1.384 5.844
    Velocity Z (km/s) -1.744 -4.797

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1557 STARLINK-37979
    Semimajor Axis (a) 6848.872 km 6843.682 km
    Eccentricity (e) 0.000102 0.000219
    Inclination (i) 53.1618° 97.2846°
    RAAN 28.6940° 92.4849°
    Perigee Argument 72.0830° 68.8345°
    Mean Anomaly (M) 288.0283° 291.3132°
    Apogee 471.437 km 467.044 km
    Perigee 470.033 km 464.046 km
    Orbit Epoch 2026-09-01T15:15:19+0000 2026-09-02T13:16:39+0000

    STARLINK-1557 & STARLINK-37979 Collision Probability (Pc) Trend

    STARLINK-1557 & STARLINK-37979 Collision Probability (Pc) TrendNot Available

    STARLINK-1557 & STARLINK-37979 Miss Distance (Miss Distance) Trend

    STARLINK-1557 & STARLINK-37979 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1557Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37979Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1557Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37979Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1557

    No nearby objects data