Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.72763E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T08:38:52+0800
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    1 Object 1

    AOE ID 56146
    NORAD ID 56146
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63940
    NORAD ID 63940
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5111 STARLINK-34021
    Time of Closest Approach 2026-09-05T08:29:20+0000
    Collision Probability (Pc) 7.72763E-7
    Conjunction Distance (km) 2.828 km
    Relative Speed (km/s) 4.861 km/s
    Conjunction Risk Parameters R (Radial): -2.632 | I (In-track): -0.98 | C (Cross-track): 0.326
    Collision Risk Index (CRI) 0.33
    X Position (km) 5564.758 5562.056
    Position Y (km) -1290.711 -1290.808
    Position Z (km) 3791.564 3790.738
    Velocity X (km/s) 3.485 4.461
    Velocity Y (km/s) 6.066 2.179
    Velocity Z (km/s) -3.041 -5.791

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5111 STARLINK-34021
    Semimajor Axis (a) 6861.209 km 6855.097 km
    Eccentricity (e) 0.000077 0.000345
    Inclination (i) 43.0008° 70.0001°
    RAAN 216.5521° 182.3037°
    Perigee Argument 260.3731° 267.2370°
    Mean Anomaly (M) 99.7034° 252.0703°
    Apogee 483.598 km 479.322 km
    Perigee 482.546 km 474.598 km
    Orbit Epoch 2026-09-04T14:40:45+0000 2026-09-04T20:00:02+0000

    STARLINK-5111 & STARLINK-34021 Collision Probability (Pc) Trend

    STARLINK-5111 & STARLINK-34021 Collision Probability (Pc) TrendNot Available

    STARLINK-5111 & STARLINK-34021 Miss Distance (Miss Distance) Trend

    STARLINK-5111 & STARLINK-34021 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5111Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34021Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5111Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34021Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5111

    No nearby objects data