Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.051786E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T02:32:25+0800
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    1 Object 1

    AOE ID 51115
    NORAD ID 51115
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 52353
    NORAD ID 52353
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3397 STARLINK-3807
    Time of Closest Approach 2026-10-18T21:49:56+0000
    Collision Probability (Pc) 1.051786E-4
    Conjunction Distance (km) 0.58 km
    Relative Speed (km/s) 9.063 km/s
    Conjunction Risk Parameters R (Radial): -0.499 | I (In-track): 0.236 | C (Cross-track): 0.177
    Collision Risk Index (CRI) 0.75
    X Position (km) -4173.267 -4172.794
    Position Y (km) -2943.162 -2943.189
    Position Z (km) -4563.413 -4563.079
    Velocity X (km/s) 6 1.069
    Velocity Y (km/s) -3.272 -6.751
    Velocity Z (km/s) -3.381 3.38

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3397 STARLINK-3807
    Semimajor Axis (a) 6843.398 km 6842.789 km
    Eccentricity (e) 0.000142 0.000173
    Inclination (i) 53.1615° 53.1586°
    RAAN 356.3755° 259.0413°
    Perigee Argument 95.3730° 81.9258°
    Mean Anomaly (M) 264.7434° 278.1941°
    Apogee 466.233 km 465.838 km
    Perigee 464.289 km 463.466 km
    Orbit Epoch 2026-10-18T05:09:54+0000 2026-10-18T12:41:39+0000

    STARLINK-3397 & STARLINK-3807 Collision Probability (Pc) Trend

    STARLINK-3397 & STARLINK-3807 Collision Probability (Pc) TrendNot Available

    STARLINK-3397 & STARLINK-3807 Miss Distance (Miss Distance) Trend

    STARLINK-3397 & STARLINK-3807 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3397Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3807Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3397Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3807Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3397

    No nearby objects data