Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.53943E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:43:21+0800
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    1 Object 1

    AOE ID 48300
    NORAD ID 48300
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53083
    NORAD ID 53083
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2538 STARLINK-4251
    Time of Closest Approach 2026-10-20T19:41:33+0000
    Collision Probability (Pc) 7.53943E-5
    Conjunction Distance (km) 0.593 km
    Relative Speed (km/s) 5.888 km/s
    Conjunction Risk Parameters R (Radial): -0.327 | I (In-track): -0.456 | C (Cross-track): 0.188
    Collision Risk Index (CRI) 0.73
    X Position (km) 2359.46 2359.187
    Position Y (km) -6248.416 -6248.067
    Position Z (km) 1499.325 1499.718
    Velocity X (km/s) 4.857 -0.338
    Velocity Y (km/s) 0.414 -1.911
    Velocity Z (km/s) -5.876 -7.383

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2538 STARLINK-4251
    Semimajor Axis (a) 6847.472 km 6843.709 km
    Eccentricity (e) 0.000191 0.000138
    Inclination (i) 53.1580° 97.2863°
    RAAN 128.4206° 107.4013°
    Perigee Argument 67.0147° 87.6274°
    Mean Anomaly (M) 293.1055° 272.5127°
    Apogee 470.641 km 466.518 km
    Perigee 468.029 km 464.626 km
    Orbit Epoch 2026-10-19T02:16:57+0000 2026-10-19T03:48:48+0000

    STARLINK-2538 & STARLINK-4251 Collision Probability (Pc) Trend

    STARLINK-2538 & STARLINK-4251 Collision Probability (Pc) TrendNot Available

    STARLINK-2538 & STARLINK-4251 Miss Distance (Miss Distance) Trend

    STARLINK-2538 & STARLINK-4251 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2538Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4251Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2538Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4251Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2538

    No nearby objects data