Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    9.455559E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T06:51:00+0800
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    1 Object 1

    AOE ID 45376
    NORAD ID 45376
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62840
    NORAD ID 62840
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1304 STARLINK-11551
    Time of Closest Approach 2026-09-12T13:24:10+0000
    Collision Probability (Pc) 9.455559E-6
    Conjunction Distance (km) 1.111 km
    Relative Speed (km/s) 5.548 km/s
    Conjunction Risk Parameters R (Radial): -0.123 | I (In-track): -1.029 | C (Cross-track): -0.399
    Collision Risk Index (CRI) 0.55
    X Position (km) -4962.441 -4962.527
    Position Y (km) 22.054 23.125
    Position Z (km) -4551.006 -4550.724
    Velocity X (km/s) 2.976 -0.665
    Velocity Y (km/s) -6.287 -7.632
    Velocity Z (km/s) -3.275 0.688

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1304 STARLINK-11551
    Semimajor Axis (a) 6727.069 km 6734.376 km
    Eccentricity (e) 0.000452 0.000199
    Inclination (i) 53.0383° 42.9998°
    RAAN 326.3838° 276.2937°
    Perigee Argument 20.2807° 296.7661°
    Mean Anomaly (M) 339.8390° 63.3003°
    Apogee 351.973 km 357.578 km
    Perigee 345.891 km 354.900 km
    Orbit Epoch 2026-09-10T11:37:15+0000 2026-09-09T18:38:21+0000

    STARLINK-1304 & STARLINK-11551 Collision Probability (Pc) Trend

    STARLINK-1304 & STARLINK-11551 Collision Probability (Pc) TrendNot Available

    STARLINK-1304 & STARLINK-11551 Miss Distance (Miss Distance) Trend

    STARLINK-1304 & STARLINK-11551 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1304Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11551Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1304Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11551Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1304

    No nearby objects data