Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.998457E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T10:10:15+0800
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    1 Object 1

    AOE ID 49743
    NORAD ID 49743
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64862
    NORAD ID 64862
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3239 STARLINK-34684
    Time of Closest Approach 2026-09-12T17:03:59+0000
    Collision Probability (Pc) 1.998457E-6
    Conjunction Distance (km) 2.159 km
    Relative Speed (km/s) 11.197 km/s
    Conjunction Risk Parameters R (Radial): 2.008 | I (In-track): -0.544 | C (Cross-track): -0.577
    Collision Risk Index (CRI) 0.41
    X Position (km) 483.073 483.318
    Position Y (km) -4118.904 -4117.128
    Position Z (km) -5457.337 -5456.134
    Velocity X (km/s) 7.41 -2.277
    Velocity Y (km/s) 1.669 5.704
    Velocity Z (km/s) -0.605 -4.509

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3239 STARLINK-34684
    Semimajor Axis (a) 6848.877 km 6843.662 km
    Eccentricity (e) 0.000090 0.000259
    Inclination (i) 53.1617° 97.2824°
    RAAN 20.5886° 105.2506°
    Perigee Argument 96.4665° 78.0051°
    Mean Anomaly (M) 263.6439° 282.1482°
    Apogee 471.357 km 467.297 km
    Perigee 470.123 km 463.753 km
    Orbit Epoch 2026-09-11T17:59:35+0000 2026-09-11T13:25:43+0000

    STARLINK-3239 & STARLINK-34684 Collision Probability (Pc) Trend

    STARLINK-3239 & STARLINK-34684 Collision Probability (Pc) TrendNot Available

    STARLINK-3239 & STARLINK-34684 Miss Distance (Miss Distance) Trend

    STARLINK-3239 & STARLINK-34684 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3239Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34684Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3239Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34684Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3239

    No nearby objects data