Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.20534E-4
    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 2026-10-30T19:44:24+0000
    Collision Probability (Pc) 1.20534E-4
    Conjunction Distance (km) 0.532 km
    Relative Speed (km/s) 7.854 km/s
    Conjunction Risk Parameters R (Radial): -0.477 | I (In-track): 0.202 | C (Cross-track): -0.118
    Collision Risk Index (CRI) 0.77
    X Position (km) -2292.585 -2292.529
    Position Y (km) 5389.434 5389.899
    Position Z (km) -3577.663 -3577.914
    Velocity X (km/s) -5.209 -6.81
    Velocity Y (km/s) -4.439 -0.674
    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