Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.441225E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:56:22+0800
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    1 Object 1

    AOE ID 62559
    NORAD ID 62559
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63014
    NORAD ID 63014
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-11517 STARLINK-11578
    Time of Closest Approach 2026-09-12T09:40:12+0000
    Collision Probability (Pc) 9.441225E-7
    Conjunction Distance (km) 2.472 km
    Relative Speed (km/s) 4.907 km/s
    Conjunction Risk Parameters R (Radial): -0.496 | I (In-track): -2.295 | C (Cross-track): 0.773
    Collision Risk Index (CRI) 0.35
    X Position (km) -4386.788 -4385.816
    Position Y (km) -2777.128 -2779.379
    Position Z (km) 4278.614 4278.929
    Velocity X (km/s) 2.585 5.226
    Velocity Y (km/s) -7.002 -5.329
    Velocity Z (km/s) -1.89 1.891

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-11517 STARLINK-11578
    Semimajor Axis (a) 6734.184 km 6734.708 km
    Eccentricity (e) 0.000227 0.000174
    Inclination (i) 42.9989° 43.0009°
    RAAN 109.5926° 159.0866°
    Perigee Argument 245.8209° 266.6624°
    Mean Anomaly (M) 114.2421° 93.4045°
    Apogee 357.577 km 357.741 km
    Perigee 354.517 km 355.401 km
    Orbit Epoch 2026-09-09T21:42:06+0000 2026-09-10T22:17:05+0000

    STARLINK-11517 & STARLINK-11578 Collision Probability (Pc) Trend

    STARLINK-11517 & STARLINK-11578 Collision Probability (Pc) TrendNot Available

    STARLINK-11517 & STARLINK-11578 Miss Distance (Miss Distance) Trend

    STARLINK-11517 & STARLINK-11578 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-11517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11578Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-11517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11578Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-11517

    No nearby objects data