Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.409174E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T20:45:01+0800
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    1 Object 1

    AOE ID 54089
    NORAD ID 54089
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54162
    NORAD ID 54162
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5143 STARLINK-5273
    Time of Closest Approach 2026-10-23T22:18:44+0000
    Collision Probability (Pc) 7.409174E-7
    Conjunction Distance (km) 2.732 km
    Relative Speed (km/s) 4.131 km/s
    Conjunction Risk Parameters R (Radial): 2.728 | I (In-track): -0.145 | C (Cross-track): -0.038
    Collision Risk Index (CRI) 0.32
    X Position (km) 2820.509 2819.497
    Position Y (km) -3202.887 -3201.511
    Position Z (km) -5356.892 -5354.76
    Velocity X (km/s) 6.574 4.44
    Velocity Y (km/s) 3.638 6.062
    Velocity Z (km/s) 1.287 -1.287

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5143 STARLINK-5273
    Semimajor Axis (a) 6843.409 km 6840.862 km
    Eccentricity (e) 0.000149 0.000107
    Inclination (i) 53.1610° 53.1609°
    RAAN 24.5665° 67.1524°
    Perigee Argument 74.4559° 80.6088°
    Mean Anomaly (M) 285.6607° 279.5035°
    Apogee 466.289 km 463.454 km
    Perigee 464.255 km 461.996 km
    Orbit Epoch 2026-10-23T07:00:35+0000 2026-10-22T15:29:30+0000

    STARLINK-5143 & STARLINK-5273 Collision Probability (Pc) Trend

    STARLINK-5143 & STARLINK-5273 Collision Probability (Pc) TrendNot Available

    STARLINK-5143 & STARLINK-5273 Miss Distance (Miss Distance) Trend

    STARLINK-5143 & STARLINK-5273 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5143Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5273Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5143Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5273Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5143

    No nearby objects data