Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.221448E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:04:11+0800
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    1 Object 1

    AOE ID 53182
    NORAD ID 53182
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68336
    NORAD ID 68336
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4278 STARLINK-37143
    Time of Closest Approach 2026-09-05T12:21:06+0000
    Collision Probability (Pc) 1.221448E-6
    Conjunction Distance (km) 2.951 km
    Relative Speed (km/s) 12.162 km/s
    Conjunction Risk Parameters R (Radial): 2.858 | I (In-track): -0.449 | C (Cross-track): 0.583
    Collision Risk Index (CRI) 0.37
    X Position (km) 4743.961 4746.469
    Position Y (km) 4832.787 4834.292
    Position Z (km) 944.327 944.717
    Velocity X (km/s) -3.893 -2.704
    Velocity Y (km/s) 2.633 3.842
    Velocity Z (km/s) 6.022 -6.021

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4278 STARLINK-37143
    Semimajor Axis (a) 6837.888 km 6840.853 km
    Eccentricity (e) 0.000132 0.000015
    Inclination (i) 53.1600° 53.1589°
    RAAN 52.0375° 241.1124°
    Perigee Argument 85.7532° 81.3163°
    Mean Anomaly (M) 274.3622° 278.7857°
    Apogee 460.654 km 462.820 km
    Perigee 458.848 km 462.612 km
    Orbit Epoch 2026-09-02T20:15:25+0000 2026-09-03T11:09:16+0000

    STARLINK-4278 & STARLINK-37143 Collision Probability (Pc) Trend

    STARLINK-4278 & STARLINK-37143 Collision Probability (Pc) TrendNot Available

    STARLINK-4278 & STARLINK-37143 Miss Distance (Miss Distance) Trend

    STARLINK-4278 & STARLINK-37143 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4278Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37143Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4278Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37143Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4278

    No nearby objects data