Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.262624E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:48:19+0800
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    1 Object 1

    AOE ID 52618
    NORAD ID 52618
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53029
    NORAD ID 53029
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3983 STARLINK-4143
    Time of Closest Approach 2026-09-03T19:31:26+0000
    Collision Probability (Pc) 1.262624E-6
    Conjunction Distance (km) 2.873 km
    Relative Speed (km/s) 12.149 km/s
    Conjunction Risk Parameters R (Radial): -2.301 | I (In-track): -1.034 | C (Cross-track): -1.372
    Collision Risk Index (CRI) 0.37
    X Position (km) -6732.046 -6734.484
    Position Y (km) 675.501 674.017
    Position Z (km) -1004.229 -1004.559
    Velocity X (km/s) -1.343 0.42
    Velocity Y (km/s) -4.515 -4.691
    Velocity Z (km/s) 6.01 -6.009

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3983 STARLINK-4143
    Semimajor Axis (a) 6837.852 km 6839.836 km
    Eccentricity (e) 0.000133 0.000094
    Inclination (i) 53.1587° 53.1613°
    RAAN 188.5766° 353.5406°
    Perigee Argument 87.7290° 92.6737°
    Mean Anomaly (M) 272.3866° 267.4374°
    Apogee 460.628 km 462.345 km
    Perigee 458.802 km 461.053 km
    Orbit Epoch 2026-09-02T02:57:08+0000 2026-09-02T14:33:50+0000

    STARLINK-3983 & STARLINK-4143 Collision Probability (Pc) Trend

    STARLINK-3983 & STARLINK-4143 Collision Probability (Pc) TrendNot Available

    STARLINK-3983 & STARLINK-4143 Miss Distance (Miss Distance) Trend

    STARLINK-3983 & STARLINK-4143 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3983Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4143Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3983Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4143Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3983

    No nearby objects data