Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.384722E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:15:43+0800
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    1 Object 1

    AOE ID 43831
    NORAD ID 43831
    Object Type PAYLOAD
    Country
    SA SA
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter SAUDISAT 5A STARLINK-4142
    Time of Closest Approach 2026-09-03T06:24:21+0000
    Collision Probability (Pc) 1.384722E-6
    Conjunction Distance (km) 2.908 km
    Relative Speed (km/s) 14.665 km/s
    Conjunction Risk Parameters R (Radial): 0.991 | I (In-track): -0.738 | C (Cross-track): 2.632
    Collision Risk Index (CRI) 0.38
    X Position (km) 4084.166 4082.586
    Position Y (km) -5085.954 -5087.994
    Position Z (km) -2146.468 -2147.807
    Velocity X (km/s) 0.683 2.596
    Velocity Y (km/s) -2.476 4.447
    Velocity Z (km/s) 7.17 -5.616

    Orbital Parameters 国际轨道数据源

    Parameter SAUDISAT 5A STARLINK-4142
    Semimajor Axis (a) 6857.743 km 6864.366 km
    Eccentricity (e) 0.000852 0.000135
    Inclination (i) 97.2989° 53.1609°
    RAAN 305.7096° 120.6736°
    Perigee Argument 209.9686° 64.4690°
    Mean Anomaly (M) 150.1067° 295.6449°
    Apogee 485.450 km 487.156 km
    Perigee 473.762 km 485.302 km
    Orbit Epoch 2026-09-02T14:46:37+0000 2026-09-01T22:05:40+0000

    SAUDISAT 5A & STARLINK-4142 Collision Probability (Pc) Trend

    SAUDISAT 5A & STARLINK-4142 Collision Probability (Pc) TrendNot Available

    SAUDISAT 5A & STARLINK-4142 Miss Distance (Miss Distance) Trend

    SAUDISAT 5A & STARLINK-4142 Miss Distance (Miss Distance) TrendNot Available

    SAUDISAT 5AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4142Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SAUDISAT 5ACollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4142Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SAUDISAT 5A

    No nearby objects data