Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.309585E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:31:34+0800
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    1 Object 1

    AOE ID 59497
    NORAD ID 59497
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59905
    NORAD ID 59905
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31720 STARLINK-31898
    Time of Closest Approach 2026-10-31T08:38:36+0000
    Collision Probability (Pc) 1.309585E-4
    Conjunction Distance (km) 0.544 km
    Relative Speed (km/s) 9.829 km/s
    Conjunction Risk Parameters R (Radial): -0.513 | I (In-track): -0.141 | C (Cross-track): -0.106
    Collision Risk Index (CRI) 0.77
    X Position (km) 2230.422 2230.421
    Position Y (km) 6171.776 6172.295
    Position Z (km) -2003.983 -2004.142
    Velocity X (km/s) -4.995 -5.968
    Velocity Y (km/s) 3.328 0.633
    Velocity Z (km/s) 4.701 -4.701

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31720 STARLINK-31898
    Semimajor Axis (a) 6861.258 km 6861.208 km
    Eccentricity (e) 0.000171 0.000183
    Inclination (i) 42.9994° 43.0064°
    RAAN 105.8930° 246.7323°
    Perigee Argument 266.0155° 238.7123°
    Mean Anomaly (M) 61.9370° 121.3550°
    Apogee 484.298 km 484.326 km
    Perigee 481.944 km 481.816 km
    Orbit Epoch 2026-10-28T10:00:02+0000 2026-10-28T13:50:22+0000

    STARLINK-31720 & STARLINK-31898 Collision Probability (Pc) Trend

    STARLINK-31720 & STARLINK-31898 Collision Probability (Pc) TrendNot Available

    STARLINK-31720 & STARLINK-31898 Miss Distance (Miss Distance) Trend

    STARLINK-31720 & STARLINK-31898 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31720Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31898Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31720Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31898Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31720

    No nearby objects data