Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.680234E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T10:31:39+0800
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    1 Object 1

    AOE ID 59579
    NORAD ID 59579
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66446
    NORAD ID 66446
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31686 STARLINK-34986
    Time of Closest Approach 2026-09-13T23:05:34+0000
    Collision Probability (Pc) 9.680234E-7
    Conjunction Distance (km) 2.875 km
    Relative Speed (km/s) 7.611 km/s
    Conjunction Risk Parameters R (Radial): 1.796 | I (In-track): -1.943 | C (Cross-track): 1.124
    Collision Risk Index (CRI) 0.35
    X Position (km) -2136.593 -2133.948
    Position Y (km) -5386.405 -5385.821
    Position Z (km) -3678.977 -3678.017
    Velocity X (km/s) 6.888 5.387
    Velocity Y (km/s) -0.539 -4.328
    Velocity Z (km/s) -3.213 3.214

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31686 STARLINK-34986
    Semimajor Axis (a) 6861.201 km 6861.120 km
    Eccentricity (e) 0.000094 0.000244
    Inclination (i) 43.0016° 43.0017°
    RAAN 37.8490° 304.9450°
    Perigee Argument 293.2337° 286.3597°
    Mean Anomaly (M) 66.8416° 73.6987°
    Apogee 483.707 km 484.656 km
    Perigee 482.421 km 481.310 km
    Orbit Epoch 2026-09-11T18:17:49+0000 2026-09-11T13:15:29+0000

    STARLINK-31686 & STARLINK-34986 Collision Probability (Pc) Trend

    STARLINK-31686 & STARLINK-34986 Collision Probability (Pc) TrendNot Available

    STARLINK-31686 & STARLINK-34986 Miss Distance (Miss Distance) Trend

    STARLINK-31686 & STARLINK-34986 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34986Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34986Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31686

    No nearby objects data