Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.331487E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:47:58+0800
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    1 Object 1

    AOE ID 57966
    NORAD ID 57966
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64710
    NORAD ID 64710
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30521 STARLINK-34447
    Time of Closest Approach 2026-09-12T09:39:21+0000
    Collision Probability (Pc) 1.331487E-6
    Conjunction Distance (km) 2.798 km
    Relative Speed (km/s) 12.525 km/s
    Conjunction Risk Parameters R (Radial): 2.798 | I (In-track): 0 | C (Cross-track): 0.015
    Collision Risk Index (CRI) 0.37
    X Position (km) 6351.887 6349.302
    Position Y (km) 1961.155 1960.343
    Position Z (km) 1689.67 1688.975
    Velocity X (km/s) -2.881 0.892
    Velocity Y (km/s) 5.132 3.091
    Velocity Z (km/s) 4.851 -6.915

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30521 STARLINK-34447
    Semimajor Axis (a) 6861.221 km 6855.226 km
    Eccentricity (e) 0.000097 0.000349
    Inclination (i) 43.0020° 70.0010°
    RAAN 16.8682° 208.0825°
    Perigee Argument 258.1096° 279.5641°
    Mean Anomaly (M) 101.9647° 80.5140°
    Apogee 483.752 km 479.481 km
    Perigee 482.416 km 474.697 km
    Orbit Epoch 2026-09-09T15:39:15+0000 2026-09-10T06:42:52+0000

    STARLINK-30521 & STARLINK-34447 Collision Probability (Pc) Trend

    STARLINK-30521 & STARLINK-34447 Collision Probability (Pc) TrendNot Available

    STARLINK-30521 & STARLINK-34447 Miss Distance (Miss Distance) Trend

    STARLINK-30521 & STARLINK-34447 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30521Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34447Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30521Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34447Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30521

    No nearby objects data