Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.341516E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:34:05+0800
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    1 Object 1

    Name LEO 1
    AOE ID 43113
    NORAD ID 43113
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56359
    NORAD ID 56359
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LEO 1 STARLINK-5551
    Time of Closest Approach 2026-10-21T21:24:35+0000
    Collision Probability (Pc) 1.341516E-6
    Conjunction Distance (km) 2.321 km
    Relative Speed (km/s) 7.43 km/s
    Conjunction Risk Parameters R (Radial): -1.694 | I (In-track): -1.357 | C (Cross-track): -0.819
    Collision Risk Index (CRI) 0.38
    X Position (km) -1055.735 -1055.723
    Position Y (km) 451.74 450.064
    Position Z (km) 6739.886 6738.282
    Velocity X (km/s) 4.919 -2.27
    Velocity Y (km/s) 5.953 7.241
    Velocity Z (km/s) 0.53 -0.837

    Orbital Parameters 国际轨道数据源

    Parameter LEO 1 STARLINK-5551
    Semimajor Axis (a) 7044.275 km 6843.733 km
    Eccentricity (e) 0.034879 0.000154
    Inclination (i) 99.2460° 97.2865°
    RAAN 226.9232° 285.8137°
    Perigee Argument 58.1778° 94.6475°
    Mean Anomaly (M) 305.2886° 265.4944°
    Apogee 911.837 km 466.654 km
    Perigee 420.439 km 464.538 km
    Orbit Epoch 2026-10-19T08:31:55+0000 2026-10-19T11:02:39+0000

    LEO 1 & STARLINK-5551 Collision Probability (Pc) Trend

    LEO 1 & STARLINK-5551 Collision Probability (Pc) TrendNot Available

    LEO 1 & STARLINK-5551 Miss Distance (Miss Distance) Trend

    LEO 1 & STARLINK-5551 Miss Distance (Miss Distance) TrendNot Available

    LEO 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5551Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LEO 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5551Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LEO 1

    No nearby objects data