Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.089908E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:11:20+0800
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    1 Object 1

    AOE ID 53036
    NORAD ID 53036
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 57146
    NORAD ID 57146
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4155 STARLINK-5791
    Time of Closest Approach 2026-09-12T20:41:03+0000
    Collision Probability (Pc) 2.089908E-5
    Conjunction Distance (km) 0.767 km
    Relative Speed (km/s) 2.738 km/s
    Conjunction Risk Parameters R (Radial): -0.129 | I (In-track): 0.743 | C (Cross-track): 0.138
    Collision Risk Index (CRI) 0.61
    X Position (km) -5185.985 -5185.789
    Position Y (km) 1005.115 1004.399
    Position Z (km) -4382.12 -4382.313
    Velocity X (km/s) 1.862 0.108
    Velocity Y (km/s) -6.406 -7.397
    Velocity Z (km/s) -3.677 -1.823

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4155 STARLINK-5791
    Semimajor Axis (a) 6858.723 km 6861.202 km
    Eccentricity (e) 0.000108 0.000186
    Inclination (i) 53.1608° 43.0047°
    RAAN 317.6579° 295.6359°
    Perigee Argument 94.0886° 272.1641°
    Mean Anomaly (M) 3.9636° 87.8997°
    Apogee 481.327 km 484.342 km
    Perigee 479.845 km 481.788 km
    Orbit Epoch 2026-09-11T08:00:04+0000 2026-09-11T04:21:56+0000

    STARLINK-4155 & STARLINK-5791 Collision Probability (Pc) Trend

    STARLINK-4155 & STARLINK-5791 Collision Probability (Pc) TrendNot Available

    STARLINK-4155 & STARLINK-5791 Miss Distance (Miss Distance) Trend

    STARLINK-4155 & STARLINK-5791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4155Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4155Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4155

    No nearby objects data