Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.088437E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T17:19:02+0800
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    1 Object 1

    AOE ID 57977
    NORAD ID 57977
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67992
    NORAD ID 67992
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30509 STARLINK-36950
    Time of Closest Approach 2026-09-13T18:17:20+0000
    Collision Probability (Pc) 8.088437E-7
    Conjunction Distance (km) 2.779 km
    Relative Speed (km/s) 5.076 km/s
    Conjunction Risk Parameters R (Radial): -0.018 | I (In-track): 2.62 | C (Cross-track): -0.925
    Collision Risk Index (CRI) 0.33
    X Position (km) -3255.001 -3252.812
    Position Y (km) 4205.723 4207.433
    Position Z (km) 4326.367 4326.38
    Velocity X (km/s) -6.67 -4.709
    Velocity Y (km/s) -3.133 -5.668
    Velocity Z (km/s) -1.968 1.967

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30509 STARLINK-36950
    Semimajor Axis (a) 6861.228 km 6861.182 km
    Eccentricity (e) 0.000098 0.000160
    Inclination (i) 43.0035° 43.0006°
    RAAN 31.5514° 82.8577°
    Perigee Argument 269.4644° 263.5468°
    Mean Anomaly (M) 90.6096° 96.5202°
    Apogee 483.762 km 484.142 km
    Perigee 482.420 km 481.948 km
    Orbit Epoch 2026-09-09T16:30:16+0000 2026-09-10T22:30:59+0000

    STARLINK-30509 & STARLINK-36950 Collision Probability (Pc) Trend

    STARLINK-30509 & STARLINK-36950 Collision Probability (Pc) TrendNot Available

    STARLINK-30509 & STARLINK-36950 Miss Distance (Miss Distance) Trend

    STARLINK-30509 & STARLINK-36950 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36950Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36950Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30509

    No nearby objects data