Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.68591E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:58:36+0800
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    1 Object 1

    AOE ID 51461
    NORAD ID 51461
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 65480
    NORAD ID 65480
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3181 STARLINK-35040
    Time of Closest Approach 2026-10-20T22:25:35+0000
    Collision Probability (Pc) 1.68591E-6
    Conjunction Distance (km) 1.868 km
    Relative Speed (km/s) 4.772 km/s
    Conjunction Risk Parameters R (Radial): 1.358 | I (In-track): 1.22 | C (Cross-track): -0.398
    Collision Risk Index (CRI) 0.4
    X Position (km) 3299.56 3299.387
    Position Y (km) 2780.416 2781.948
    Position Z (km) 5298.47 5299.524
    Velocity X (km/s) -6.093 -3.261
    Velocity Y (km/s) 4.355 6.741
    Velocity Z (km/s) 1.505 -1.503

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3181 STARLINK-35040
    Semimajor Axis (a) 6840.878 km 6840.785 km
    Eccentricity (e) 0.000147 0.000229
    Inclination (i) 53.1594° 53.1569°
    RAAN 341.3870° 296.0914°
    Perigee Argument 94.7008° 335.2262°
    Mean Anomaly (M) 265.4162° 24.8631°
    Apogee 463.747 km 464.212 km
    Perigee 461.735 km 461.084 km
    Orbit Epoch 2026-10-19T03:53:24+0000 2026-10-19T00:38:33+0000

    STARLINK-3181 & STARLINK-35040 Collision Probability (Pc) Trend

    STARLINK-3181 & STARLINK-35040 Collision Probability (Pc) TrendNot Available

    STARLINK-3181 & STARLINK-35040 Miss Distance (Miss Distance) Trend

    STARLINK-3181 & STARLINK-35040 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3181Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35040Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3181Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35040Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3181

    No nearby objects data