Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.891319E-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 2026-10-27T23:33:18+0000
    Collision Probability (Pc) 1.891319E-6
    Conjunction Distance (km) 2.015 km
    Relative Speed (km/s) 7.857 km/s
    Conjunction Risk Parameters R (Radial): -0.833 | I (In-track): 1.572 | C (Cross-track): -0.945
    Collision Risk Index (CRI) 0.41
    X Position (km) -4355.355 -4356.051
    Position Y (km) 3907.144 3905.305
    Position Z (km) 3576.098 3575.662
    Velocity X (km/s) -2.839 -5.893
    Velocity Y (km/s) -6.236 -3.498
    Velocity Z (km/s) 3.35 -3.351

    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