Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.092218E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:23:36+0800
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    1 Object 1

    AOE ID 53255
    NORAD ID 53255
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59545
    NORAD ID 59545
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4142 STARLINK-31582
    Time of Closest Approach 2026-09-11T21:11:04+0000
    Collision Probability (Pc) 9.092218E-7
    Conjunction Distance (km) 2.724 km
    Relative Speed (km/s) 5.99 km/s
    Conjunction Risk Parameters R (Radial): -2.452 | I (In-track): 1.089 | C (Cross-track): -0.467
    Collision Risk Index (CRI) 0.34
    X Position (km) -2324.039 -2324.154
    Position Y (km) 4534.407 4532.1
    Position Z (km) 4589.898 4588.454
    Velocity X (km/s) -4.101 -7.09
    Velocity Y (km/s) -5.494 -2.632
    Velocity Z (km/s) 3.341 -0.989

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4142 STARLINK-31582
    Semimajor Axis (a) 6864.373 km 6861.202 km
    Eccentricity (e) 0.000173 0.000115
    Inclination (i) 53.1607° 43.0028°
    RAAN 78.9394° 23.8685°
    Perigee Argument 81.9303° 277.0155°
    Mean Anomaly (M) 278.1892° 83.0566°
    Apogee 487.424 km 483.852 km
    Perigee 485.048 km 482.278 km
    Orbit Epoch 2026-09-10T22:56:18+0000 2026-09-09T20:05:50+0000

    STARLINK-4142 & STARLINK-31582 Collision Probability (Pc) Trend

    STARLINK-4142 & STARLINK-31582 Collision Probability (Pc) TrendNot Available

    STARLINK-4142 & STARLINK-31582 Miss Distance (Miss Distance) Trend

    STARLINK-4142 & STARLINK-31582 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4142Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31582Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4142Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31582Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4142

    No nearby objects data