Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.589583E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T02:12:52+0800
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    1 Object 1

    AOE ID 59153
    NORAD ID 59153
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63646
    NORAD ID 63646
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31308 STARLINK-33661
    Time of Closest Approach 2026-09-13T13:38:00+0000
    Collision Probability (Pc) 6.589583E-6
    Conjunction Distance (km) 1.2 km
    Relative Speed (km/s) 4.809 km/s
    Conjunction Risk Parameters R (Radial): -0.758 | I (In-track): 0.883 | C (Cross-track): 0.29
    Collision Risk Index (CRI) 0.51
    X Position (km) 4146.222 4146.339
    Position Y (km) -3287.503 -3286.409
    Position Z (km) -4371.675 -4371.195
    Velocity X (km/s) 3.291 5.69
    Velocity Y (km/s) 6.616 4.715
    Velocity Z (km/s) -1.854 1.854

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31308 STARLINK-33661
    Semimajor Axis (a) 6861.205 km 6861.178 km
    Eccentricity (e) 0.000125 0.000154
    Inclination (i) 43.0020° 43.0011°
    RAAN 93.8112° 45.0319°
    Perigee Argument 262.0772° 268.6850°
    Mean Anomaly (M) 97.9938° 91.3824°
    Apogee 483.925 km 484.101 km
    Perigee 482.211 km 481.981 km
    Orbit Epoch 2026-09-10T23:20:47+0000 2026-09-09T20:29:28+0000

    STARLINK-31308 & STARLINK-33661 Collision Probability (Pc) Trend

    STARLINK-31308 & STARLINK-33661 Collision Probability (Pc) TrendNot Available

    STARLINK-31308 & STARLINK-33661 Miss Distance (Miss Distance) Trend

    STARLINK-31308 & STARLINK-33661 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31308Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33661Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31308Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33661Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31308

    No nearby objects data