Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.047114E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T20:47:38+0800
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    1 Object 1

    AOE ID 48377
    NORAD ID 48377
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53059
    NORAD ID 53059
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2499 STARLINK-4320
    Time of Closest Approach 2026-10-21T13:33:56+0000
    Collision Probability (Pc) 1.047114E-5
    Conjunction Distance (km) 1.247 km
    Relative Speed (km/s) 11.371 km/s
    Conjunction Risk Parameters R (Radial): 1.222 | I (In-track): 0.171 | C (Cross-track): -0.18
    Collision Risk Index (CRI) 0.55
    X Position (km) -662.191 -661.96
    Position Y (km) 4070.611 4070.067
    Position Z (km) 5455.713 5454.615
    Velocity X (km/s) -7.397 2.542
    Velocity Y (km/s) -1.838 -5.625
    Velocity Z (km/s) 0.472 4.494

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2499 STARLINK-4320
    Semimajor Axis (a) 6848.566 km 6843.704 km
    Eccentricity (e) 0.000334 0.000166
    Inclination (i) 53.1614° 97.2850°
    RAAN 22.7639° 107.1698°
    Perigee Argument 88.2140° 93.5937°
    Mean Anomaly (M) 271.9244° 266.5495°
    Apogee 472.720 km 466.701 km
    Perigee 468.138 km 464.433 km
    Orbit Epoch 2026-10-20T05:52:34+0000 2026-10-19T17:28:53+0000

    STARLINK-2499 & STARLINK-4320 Collision Probability (Pc) Trend

    STARLINK-2499 & STARLINK-4320 Collision Probability (Pc) TrendNot Available

    STARLINK-2499 & STARLINK-4320 Miss Distance (Miss Distance) Trend

    STARLINK-2499 & STARLINK-4320 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4320Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2499Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4320Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2499

    No nearby objects data