Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.809186E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:39:47+0800
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    1 Object 1

    AOE ID 55450
    NORAD ID 55450
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59308
    NORAD ID 59308
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5686 STARLINK-31485
    Time of Closest Approach 2026-10-27T13:21:19+0000
    Collision Probability (Pc) 5.809186E-6
    Conjunction Distance (km) 1.375 km
    Relative Speed (km/s) 7.85 km/s
    Conjunction Risk Parameters R (Radial): 1.331 | I (In-track): -0.292 | C (Cross-track): -0.181
    Collision Risk Index (CRI) 0.5
    X Position (km) 4518.869 4519.525
    Position Y (km) -3722.826 -3723.812
    Position Z (km) -3579.18 -3579.879
    Velocity X (km/s) 2.574 5.733
    Velocity Y (km/s) 6.344 3.74
    Velocity Z (km/s) -3.348 3.349

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5686 STARLINK-31485
    Semimajor Axis (a) 6860.979 km 6861.088 km
    Eccentricity (e) 0.000407 0.000153
    Inclination (i) 43.0007° 43.0059°
    RAAN 103.8213° 3.2959°
    Perigee Argument 281.7037° 237.6070°
    Mean Anomaly (M) 78.3358° 122.4634°
    Apogee 485.633 km 484.002 km
    Perigee 480.051 km 481.900 km
    Orbit Epoch 2026-10-26T19:05:33+0000 2026-10-27T05:43:37+0000

    STARLINK-5686 & STARLINK-31485 Collision Probability (Pc) Trend

    STARLINK-5686 & STARLINK-31485 Collision Probability (Pc) TrendNot Available

    STARLINK-5686 & STARLINK-31485 Miss Distance (Miss Distance) Trend

    STARLINK-5686 & STARLINK-31485 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31485Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31485Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5686

    No nearby objects data