Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.960923E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T20:30:17+0800
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    1 Object 1

    AOE ID 59643
    NORAD ID 59643
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59675
    NORAD ID 59675
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31800 STARLINK-31877
    Time of Closest Approach 2026-10-31T09:04:42+0000
    Collision Probability (Pc) 2.960923E-5
    Conjunction Distance (km) 0.855 km
    Relative Speed (km/s) 7.861 km/s
    Conjunction Risk Parameters R (Radial): -0.155 | I (In-track): 0.721 | C (Cross-track): 0.432
    Collision Risk Index (CRI) 0.64
    X Position (km) 1992.281 1991.536
    Position Y (km) -5501.515 -5501.925
    Position Z (km) 3574.442 3574.524
    Velocity X (km/s) 5.448 6.846
    Velocity Y (km/s) 4.156 0.295
    Velocity Z (km/s) 3.352 -3.351

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31800 STARLINK-31877
    Semimajor Axis (a) 6861.243 km 6861.317 km
    Eccentricity (e) 0.000149 0.000100
    Inclination (i) 43.0031° 43.0018°
    RAAN 263.7996° 167.2459°
    Perigee Argument 261.9158° 250.4285°
    Mean Anomaly (M) 77.1536° 109.6459°
    Apogee 484.129 km 483.866 km
    Perigee 482.083 km 482.494 km
    Orbit Epoch 2026-10-28T18:00:02+0000 2026-10-28T11:27:46+0000

    STARLINK-31800 & STARLINK-31877 Collision Probability (Pc) Trend

    STARLINK-31800 & STARLINK-31877 Collision Probability (Pc) TrendNot Available

    STARLINK-31800 & STARLINK-31877 Miss Distance (Miss Distance) Trend

    STARLINK-31800 & STARLINK-31877 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31800Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31877Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31800Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31877Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31800

    No nearby objects data