Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.179404E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:00:53+0800
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    1 Object 1

    AOE ID 47981
    NORAD ID 47981
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68907
    NORAD ID 68907
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2303 STARLINK-37551
    Time of Closest Approach 2026-09-11T18:47:59+0000
    Collision Probability (Pc) 1.179404E-6
    Conjunction Distance (km) 2.983 km
    Relative Speed (km/s) 11.699 km/s
    Conjunction Risk Parameters R (Radial): -2.973 | I (In-track): -0.148 | C (Cross-track): -0.185
    Collision Risk Index (CRI) 0.36
    X Position (km) -629.982 -629.544
    Position Y (km) 4065.273 4063.381
    Position Z (km) -5482.42 -5480.156
    Velocity X (km/s) -7.557 0.679
    Velocity Y (km/s) -0.965 6.132
    Velocity Z (km/s) 0.153 4.472

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2303 STARLINK-37551
    Semimajor Axis (a) 6848.810 km 6843.660 km
    Eccentricity (e) 0.000088 0.000123
    Inclination (i) 53.1602° 97.2852°
    RAAN 189.0761° 88.2276°
    Perigee Argument 78.3399° 88.5964°
    Mean Anomaly (M) 281.7702° 271.5420°
    Apogee 471.277 km 466.366 km
    Perigee 470.069 km 464.680 km
    Orbit Epoch 2026-09-11T05:05:31+0000 2026-09-11T00:14:27+0000

    STARLINK-2303 & STARLINK-37551 Collision Probability (Pc) Trend

    STARLINK-2303 & STARLINK-37551 Collision Probability (Pc) TrendNot Available

    STARLINK-2303 & STARLINK-37551 Miss Distance (Miss Distance) Trend

    STARLINK-2303 & STARLINK-37551 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2303Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37551Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2303Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37551Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2303

    No nearby objects data