Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.638283E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:39:47+0800
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    1 Object 1

    AOE ID 51732
    NORAD ID 51732
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53834
    NORAD ID 53834
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3518 STARLINK-4737
    Time of Closest Approach 2026-09-03T05:33:17+0000
    Collision Probability (Pc) 3.638283E-7
    Conjunction Distance (km) 2.988 km
    Relative Speed (km/s) 1.047 km/s
    Conjunction Risk Parameters R (Radial): -2.917 | I (In-track): 0.644 | C (Cross-track): 0.042
    Collision Risk Index (CRI) 0.26
    X Position (km) -2929.447 -2928.65
    Position Y (km) 2892.416 2890.724
    Position Z (km) -5470.6 -5468.271
    Velocity X (km/s) -5.047 -5.643
    Velocity Y (km/s) -5.705 -5.119
    Velocity Z (km/s) -0.314 0.316

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3518 STARLINK-4737
    Semimajor Axis (a) 6840.877 km 6837.894 km
    Eccentricity (e) 0.000125 0.000134
    Inclination (i) 53.1583° 53.1593°
    RAAN 234.7673° 225.2412°
    Perigee Argument 92.8311° 87.4483°
    Mean Anomaly (M) 267.2835° 272.6673°
    Apogee 463.599 km 460.672 km
    Perigee 461.881 km 458.842 km
    Orbit Epoch 2026-09-02T06:30:36+0000 2026-09-02T04:56:14+0000

    STARLINK-3518 & STARLINK-4737 Collision Probability (Pc) Trend

    STARLINK-3518 & STARLINK-4737 Collision Probability (Pc) TrendNot Available

    STARLINK-3518 & STARLINK-4737 Miss Distance (Miss Distance) Trend

    STARLINK-3518 & STARLINK-4737 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3518Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4737Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3518Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4737Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3518

    No nearby objects data