Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.63583E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:39:46+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 57054
    NORAD ID 57054
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5686 STARLINK-5881
    Time of Closest Approach 2026-10-28T22:45:50+0000
    Collision Probability (Pc) 1.63583E-6
    Conjunction Distance (km) 2.283 km
    Relative Speed (km/s) 9.82 km/s
    Conjunction Risk Parameters R (Radial): 2.159 | I (In-track): 0.564 | C (Cross-track): -0.484
    Collision Risk Index (CRI) 0.39
    X Position (km) 1986.674 1986.59
    Position Y (km) 6248.447 6250.636
    Position Z (km) -2018.797 -2019.439
    Velocity X (km/s) -5.122 -5.995
    Velocity Y (km/s) 3.143 0.392
    Velocity Z (km/s) 4.693 -4.692

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5686 STARLINK-5881
    Semimajor Axis (a) 6860.979 km 6861.072 km
    Eccentricity (e) 0.000407 0.000122
    Inclination (i) 43.0007° 43.0016°
    RAAN 103.8213° 242.8918°
    Perigee Argument 281.7037° 266.1648°
    Mean Anomaly (M) 78.3358° 93.9064°
    Apogee 485.633 km 483.773 km
    Perigee 480.051 km 482.097 km
    Orbit Epoch 2026-10-26T19:05:33+0000 2026-10-27T05:04:06+0000

    STARLINK-5686 & STARLINK-5881 Collision Probability (Pc) Trend

    STARLINK-5686 & STARLINK-5881 Collision Probability (Pc) TrendNot Available

    STARLINK-5686 & STARLINK-5881 Miss Distance (Miss Distance) Trend

    STARLINK-5686 & STARLINK-5881 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5686Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5881Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5686Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5881Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5686

    No nearby objects data