Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.798403E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:08:56+0800
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    1 Object 1

    AOE ID 52110
    NORAD ID 52110
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66199
    NORAD ID 66199
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3687 STARLINK-35509
    Time of Closest Approach 2026-09-04T01:51:18+0000
    Collision Probability (Pc) 1.798403E-5
    Conjunction Distance (km) 1.075 km
    Relative Speed (km/s) 11.798 km/s
    Conjunction Risk Parameters R (Radial): 0.831 | I (In-track): 0.427 | C (Cross-track): 0.533
    Collision Risk Index (CRI) 0.6
    X Position (km) 5683.731 5682.713
    Position Y (km) -3089.487 -3089.71
    Position Z (km) -2243.056 -2242.792
    Velocity X (km/s) 4.006 0.619
    Velocity Y (km/s) 3.332 5.174
    Velocity Z (km/s) 5.575 -5.575

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3687 STARLINK-35509
    Semimajor Axis (a) 6843.487 km 6843.412 km
    Eccentricity (e) 0.000056 0.000097
    Inclination (i) 53.1637° 53.1573°
    RAAN 357.4728° 143.3761°
    Perigee Argument 160.8618° 94.4422°
    Mean Anomaly (M) 199.2405° 136.9782°
    Apogee 465.737 km 465.941 km
    Perigee 464.963 km 464.609 km
    Orbit Epoch 2026-09-01T17:38:59+0000 2026-09-02T14:00:02+0000

    STARLINK-3687 & STARLINK-35509 Collision Probability (Pc) Trend

    STARLINK-3687 & STARLINK-35509 Collision Probability (Pc) TrendNot Available

    STARLINK-3687 & STARLINK-35509 Miss Distance (Miss Distance) Trend

    STARLINK-3687 & STARLINK-35509 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35509Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3687Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35509Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3687

    No nearby objects data