Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    9.753433E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T09:03:58+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 52831
    NORAD ID 52831
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2499 STARLINK-4089
    Time of Closest Approach 2026-10-22T02:59:35+0000
    Collision Probability (Pc) 9.753433E-4
    Conjunction Distance (km) 0.115 km
    Relative Speed (km/s) 6.79 km/s
    Conjunction Risk Parameters R (Radial): 0.105 | I (In-track): -0.04 | C (Cross-track): 0.021
    Collision Risk Index (CRI) 0.95
    X Position (km) 3402.721 3402.743
    Position Y (km) -3083.196 -3083.277
    Position Z (km) -5088.78 -5088.858
    Velocity X (km/s) 6.448 2.714
    Velocity Y (km/s) 3.364 6.747
    Velocity Z (km/s) 2.275 -2.275

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2499 STARLINK-4089
    Semimajor Axis (a) 6848.751 km 6848.872 km
    Eccentricity (e) 0.000154 0.000125
    Inclination (i) 53.1601° 53.1587°
    RAAN 27.3201° 92.7778°
    Perigee Argument 75.7866° 85.6403°
    Mean Anomaly (M) 284.3307° 274.4741°
    Apogee 471.670 km 471.595 km
    Perigee 469.558 km 469.875 km
    Orbit Epoch 2026-10-19T06:23:19+0000 2026-10-19T17:32:19+0000

    STARLINK-2499 & STARLINK-4089 Collision Probability (Pc) Trend

    STARLINK-2499 & STARLINK-4089 Collision Probability (Pc) TrendNot Available

    STARLINK-2499 & STARLINK-4089 Miss Distance (Miss Distance) Trend

    STARLINK-2499 & STARLINK-4089 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2499Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4089Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2499Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4089Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2499

    No nearby objects data