Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.962986E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:25:46+0800
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    1 Object 1

    AOE ID 58681
    NORAD ID 58681
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66499
    NORAD ID 66499
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31147 STARLINK-35816
    Time of Closest Approach 2026-09-04T15:58:57+0000
    Collision Probability (Pc) 9.962986E-6
    Conjunction Distance (km) 1.167 km
    Relative Speed (km/s) 7.636 km/s
    Conjunction Risk Parameters R (Radial): -0.152 | I (In-track): 0.998 | C (Cross-track): 0.586
    Collision Risk Index (CRI) 0.55
    X Position (km) -5525.916 -5526.389
    Position Y (km) -1737.808 -1736.745
    Position Z (km) 3668.044 3668.119
    Velocity X (km/s) 3.933 0.028
    Velocity Y (km/s) -5.685 -6.913
    Velocity Z (km/s) 3.223 -3.222

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31147 STARLINK-35816
    Semimajor Axis (a) 6861.218 km 6861.165 km
    Eccentricity (e) 0.000083 0.000111
    Inclination (i) 42.9995° 42.9967°
    RAAN 170.5894° 72.2124°
    Perigee Argument 265.0038° 280.5643°
    Mean Anomaly (M) 95.0718° 79.5083°
    Apogee 483.651 km 483.793 km
    Perigee 482.511 km 482.263 km
    Orbit Epoch 2026-09-01T20:16:43+0000 2026-09-02T13:12:31+0000

    STARLINK-31147 & STARLINK-35816 Collision Probability (Pc) Trend

    STARLINK-31147 & STARLINK-35816 Collision Probability (Pc) TrendNot Available

    STARLINK-31147 & STARLINK-35816 Miss Distance (Miss Distance) Trend

    STARLINK-31147 & STARLINK-35816 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31147Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35816Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31147Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35816Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31147

    No nearby objects data