Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.670736E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:29:13+0800
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    1 Object 1

    AOE ID 50203
    NORAD ID 50203
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64480
    NORAD ID 64480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3257 STARLINK-34518
    Time of Closest Approach 2026-10-21T03:31:42+0000
    Collision Probability (Pc) 1.670736E-5
    Conjunction Distance (km) 1.095 km
    Relative Speed (km/s) 11.608 km/s
    Conjunction Risk Parameters R (Radial): 1.073 | I (In-track): -0.143 | C (Cross-track): -0.165
    Collision Risk Index (CRI) 0.59
    X Position (km) -3918.955 -3919.396
    Position Y (km) 4973.258 4974.172
    Position Z (km) -2620.122 -2620.53
    Velocity X (km/s) -2.515 -5.259
    Velocity Y (km/s) -4.802 -1.321
    Velocity Z (km/s) -5.365 5.363

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3257 STARLINK-34518
    Semimajor Axis (a) 6848.884 km 6843.171 km
    Eccentricity (e) 0.000127 0.000243
    Inclination (i) 53.1590° 53.1526°
    RAAN 300.0640° 155.4126°
    Perigee Argument 90.8249° 253.5148°
    Mean Anomaly (M) 269.2897° 106.5587°
    Apogee 471.617 km 466.699 km
    Perigee 469.877 km 463.369 km
    Orbit Epoch 2026-10-19T00:30:36+0000 2026-10-19T04:41:31+0000

    STARLINK-3257 & STARLINK-34518 Collision Probability (Pc) Trend

    STARLINK-3257 & STARLINK-34518 Collision Probability (Pc) TrendNot Available

    STARLINK-3257 & STARLINK-34518 Miss Distance (Miss Distance) Trend

    STARLINK-3257 & STARLINK-34518 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3257Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34518Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3257Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34518Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3257

    No nearby objects data