Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.188688E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:59:53+0800
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    1 Object 1

    AOE ID 51117
    NORAD ID 51117
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64682
    NORAD ID 64682
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3391 STARLINK-34551
    Time of Closest Approach 2026-10-30T02:15:55+0000
    Collision Probability (Pc) 2.188688E-4
    Conjunction Distance (km) 0.46 km
    Relative Speed (km/s) 12.103 km/s
    Conjunction Risk Parameters R (Radial): 0.438 | I (In-track): 0.088 | C (Cross-track): 0.111
    Collision Risk Index (CRI) 0.82
    X Position (km) -2603.211 -2603.508
    Position Y (km) 6196.279 6196.621
    Position Z (km) 1268.746 1268.826
    Velocity X (km/s) -4.732 -3.857
    Velocity Y (km/s) -0.767 -2.847
    Velocity Z (km/s) -5.944 5.945

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3391 STARLINK-34551
    Semimajor Axis (a) 6838.191 km 6840.850 km
    Eccentricity (e) 0.000581 0.000132
    Inclination (i) 53.1413° 53.1579°
    RAAN 313.8794° 118.0666°
    Perigee Argument 280.0423° 93.4952°
    Mean Anomaly (M) 79.9923° 266.6202°
    Apogee 464.030 km 463.618 km
    Perigee 456.078 km 461.808 km
    Orbit Epoch 2026-10-27T07:55:31+0000 2026-10-27T05:25:32+0000

    STARLINK-3391 & STARLINK-34551 Collision Probability (Pc) Trend

    STARLINK-3391 & STARLINK-34551 Collision Probability (Pc) TrendNot Available

    STARLINK-3391 & STARLINK-34551 Miss Distance (Miss Distance) Trend

    STARLINK-3391 & STARLINK-34551 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34551Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34551Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3391

    No nearby objects data