Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.124702E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T01:19:34+0800
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    1 Object 1

    AOE ID 57386
    NORAD ID 57386
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64941
    NORAD ID 64941
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLING 4 STARLINK-34740
    Time of Closest Approach 2026-09-06T07:48:30+0000
    Collision Probability (Pc) 2.124702E-6
    Conjunction Distance (km) 2.278 km
    Relative Speed (km/s) 15.003 km/s
    Conjunction Risk Parameters R (Radial): 1.078 | I (In-track): 0.296 | C (Cross-track): 1.985
    Collision Risk Index (CRI) 0.42
    X Position (km) 2023.447 2021.843
    Position Y (km) -6582.456 -6584.065
    Position Z (km) -783.844 -784.003
    Velocity X (km/s) -0.957 -1.172
    Velocity Y (km/s) -1.174 0.521
    Velocity Z (km/s) 7.43 -7.475

    Orbital Parameters 国际轨道数据源

    Parameter STARLING 4 STARLINK-34740
    Semimajor Axis (a) 6923.513 km 6927.611 km
    Eccentricity (e) 0.000594 0.000143
    Inclination (i) 99.5071° 97.2861°
    RAAN 284.6861° 105.7381°
    Perigee Argument 206.1620° 70.7105°
    Mean Anomaly (M) 153.9302° 289.4277°
    Apogee 549.491 km 550.464 km
    Perigee 541.261 km 548.484 km
    Orbit Epoch 2026-09-05T06:20:29+0000 2026-09-04T00:45:14+0000

    STARLING 4 & STARLINK-34740 Collision Probability (Pc) Trend

    STARLING 4 & STARLINK-34740 Collision Probability (Pc) TrendNot Available

    STARLING 4 & STARLINK-34740 Miss Distance (Miss Distance) Trend

    STARLING 4 & STARLINK-34740 Miss Distance (Miss Distance) TrendNot Available

    STARLING 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34740Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLING 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34740Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLING 4

    No nearby objects data