Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.035666E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:43:28+0800
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    1 Object 1

    AOE ID 49730
    NORAD ID 49730
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53729
    NORAD ID 53729
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3249 STARLINK-4651
    Time of Closest Approach 2026-09-05T21:18:34+0000
    Collision Probability (Pc) 1.035666E-6
    Conjunction Distance (km) 2.998 km
    Relative Speed (km/s) 9.391 km/s
    Conjunction Risk Parameters R (Radial): -2.758 | I (In-track): 0.927 | C (Cross-track): 0.721
    Collision Risk Index (CRI) 0.35
    X Position (km) -4931.643 -4929.284
    Position Y (km) -1632.51 -1632.965
    Position Z (km) 4441.315 4439.521
    Velocity X (km/s) -1.007 4.797
    Velocity Y (km/s) -6.682 -4.761
    Velocity Z (km/s) -3.564 3.564

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3249 STARLINK-4651
    Semimajor Axis (a) 6840.860 km 6837.866 km
    Eccentricity (e) 0.000146 0.000135
    Inclination (i) 53.1623° 53.1617°
    RAAN 69.2464° 168.2684°
    Perigee Argument 102.2076° 86.6803°
    Mean Anomaly (M) 257.9090° 273.4355°
    Apogee 463.722 km 460.653 km
    Perigee 461.724 km 458.805 km
    Orbit Epoch 2026-09-03T12:29:15+0000 2026-09-03T19:04:59+0000

    STARLINK-3249 & STARLINK-4651 Collision Probability (Pc) Trend

    STARLINK-3249 & STARLINK-4651 Collision Probability (Pc) TrendNot Available

    STARLINK-3249 & STARLINK-4651 Miss Distance (Miss Distance) Trend

    STARLINK-3249 & STARLINK-4651 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3249Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4651Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3249Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4651Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3249

    No nearby objects data