Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.995618E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T00:30:42+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 58135
    NORAD ID 58135
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4142 STARLINK-30772
    Time of Closest Approach 2026-09-09T17:39:00+0000
    Collision Probability (Pc) 1.995618E-6
    Conjunction Distance (km) 1.979 km
    Relative Speed (km/s) 7.977 km/s
    Conjunction Risk Parameters R (Radial): 1.96 | I (In-track): -0.224 | C (Cross-track): 0.15
    Collision Risk Index (CRI) 0.41
    X Position (km) -3550.194 -3549
    Position Y (km) -4101.608 -4100.634
    Position Z (km) 4196.978 4195.737
    Velocity X (km/s) 2.376 6.497
    Velocity Y (km/s) -6.089 -3.271
    Velocity Z (km/s) -3.929 2.292

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4142 STARLINK-30772
    Semimajor Axis (a) 6864.362 km 6861.199 km
    Eccentricity (e) 0.000165 0.000230
    Inclination (i) 53.1594° 43.0029°
    RAAN 88.3151° 176.0304°
    Perigee Argument 81.1639° 253.9889°
    Mean Anomaly (M) 278.9547° 106.0710°
    Apogee 487.359 km 484.643 km
    Perigee 485.091 km 481.481 km
    Orbit Epoch 2026-09-08T22:13:37+0000 2026-09-09T04:49:04+0000

    STARLINK-4142 & STARLINK-30772 Collision Probability (Pc) Trend

    STARLINK-4142 & STARLINK-30772 Collision Probability (Pc) TrendNot Available

    STARLINK-4142 & STARLINK-30772 Miss Distance (Miss Distance) Trend

    STARLINK-4142 & STARLINK-30772 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4142Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30772Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4142Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30772Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4142

    No nearby objects data