Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.522601E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:47:35+0800
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    1 Object 1

    AOE ID 51759
    NORAD ID 51759
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54195
    NORAD ID 54195
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3456 STARLINK-5258
    Time of Closest Approach 2026-09-13T15:11:49+0000
    Collision Probability (Pc) 6.522601E-6
    Conjunction Distance (km) 1.214 km
    Relative Speed (km/s) 5.016 km/s
    Conjunction Risk Parameters R (Radial): -1.126 | I (In-track): 0.427 | C (Cross-track): -0.145
    Collision Risk Index (CRI) 0.51
    X Position (km) -1178.624 -1178.865
    Position Y (km) 4185.679 4184.87
    Position Z (km) -5288.126 -5287.254
    Velocity X (km/s) -7.455 -6.406
    Velocity Y (km/s) -0.088 -3.816
    Velocity Z (km/s) 1.593 -1.593

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3456 STARLINK-5258
    Semimajor Axis (a) 6840.809 km 6839.384 km
    Eccentricity (e) 0.000128 0.000089
    Inclination (i) 53.1604° 53.1595°
    RAAN 179.9338° 227.8185°
    Perigee Argument 98.4773° 95.2945°
    Mean Anomaly (M) 261.6375° 264.8160°
    Apogee 463.545 km 461.858 km
    Perigee 461.799 km 460.636 km
    Orbit Epoch 2026-09-11T19:45:08+0000 2026-09-11T23:01:12+0000

    STARLINK-3456 & STARLINK-5258 Collision Probability (Pc) Trend

    STARLINK-3456 & STARLINK-5258 Collision Probability (Pc) TrendNot Available

    STARLINK-3456 & STARLINK-5258 Miss Distance (Miss Distance) Trend

    STARLINK-3456 & STARLINK-5258 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3456Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5258Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3456Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5258Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3456

    No nearby objects data