Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.747379E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:19:58+0800
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    1 Object 1

    AOE ID 58484
    NORAD ID 58484
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67638
    NORAD ID 67638
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30991 STARLINK-36599
    Time of Closest Approach 2026-09-13T03:52:24+0000
    Collision Probability (Pc) 9.747379E-7
    Conjunction Distance (km) 2.673 km
    Relative Speed (km/s) 6.467 km/s
    Conjunction Risk Parameters R (Radial): -0.344 | I (In-track): -2.401 | C (Cross-track): 1.123
    Collision Risk Index (CRI) 0.35
    X Position (km) 4650.276 4651.484
    Position Y (km) 3019.26 3016.885
    Position Z (km) -4045.466 -4045.266
    Velocity X (km/s) -2.158 -5.353
    Velocity Y (km/s) 6.824 4.751
    Velocity Z (km/s) 2.614 -2.613

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30991 STARLINK-36599
    Semimajor Axis (a) 6861.196 km 6861.154 km
    Eccentricity (e) 0.000130 0.000176
    Inclination (i) 43.0043° 43.0008°
    RAAN 97.0173° 176.4573°
    Perigee Argument 263.5736° 270.1559°
    Mean Anomaly (M) 96.4968° 89.9090°
    Apogee 483.951 km 484.226 km
    Perigee 482.167 km 481.808 km
    Orbit Epoch 2026-09-10T22:46:45+0000 2026-09-10T12:03:38+0000

    STARLINK-30991 & STARLINK-36599 Collision Probability (Pc) Trend

    STARLINK-30991 & STARLINK-36599 Collision Probability (Pc) TrendNot Available

    STARLINK-30991 & STARLINK-36599 Miss Distance (Miss Distance) Trend

    STARLINK-30991 & STARLINK-36599 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30991Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36599Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30991Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36599Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30991

    No nearby objects data