Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.733739E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:36:38+0800
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    1 Object 1

    AOE ID 52459
    NORAD ID 52459
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68309
    NORAD ID 68309
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3856 STARLINK-37149
    Time of Closest Approach 2026-09-14T17:19:20+0000
    Collision Probability (Pc) 2.733739E-6
    Conjunction Distance (km) 1.935 km
    Relative Speed (km/s) 12.028 km/s
    Conjunction Risk Parameters R (Radial): 1.552 | I (In-track): 0.711 | C (Cross-track): -0.911
    Collision Risk Index (CRI) 0.44
    X Position (km) -3998.854 -3998.898
    Position Y (km) -953.108 -953.881
    Position Z (km) -5478.064 -5479.837
    Velocity X (km/s) 1.56 5.421
    Velocity Y (km/s) -7.459 2.949
    Velocity Z (km/s) 0.159 -4.471

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3856 STARLINK-37149
    Semimajor Axis (a) 6843.359 km 6843.636 km
    Eccentricity (e) 0.000118 0.000020
    Inclination (i) 53.1599° 97.2833°
    RAAN 291.7998° 21.4540°
    Perigee Argument 80.8513° 136.5031°
    Mean Anomaly (M) 279.2623° 223.6228°
    Apogee 466.029 km 465.635 km
    Perigee 464.415 km 465.363 km
    Orbit Epoch 2026-09-12T09:23:57+0000 2026-09-12T22:01:21+0000

    STARLINK-3856 & STARLINK-37149 Collision Probability (Pc) Trend

    STARLINK-3856 & STARLINK-37149 Collision Probability (Pc) TrendNot Available

    STARLINK-3856 & STARLINK-37149 Miss Distance (Miss Distance) Trend

    STARLINK-3856 & STARLINK-37149 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3856Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37149Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3856Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37149Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3856

    No nearby objects data