Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.358449E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:33:04+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 68304
    NORAD ID 68304
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3687 STARLINK-36849
    Time of Closest Approach 2026-09-03T09:39:55+0000
    Collision Probability (Pc) 8.358449E-7
    Conjunction Distance (km) 2.981 km
    Relative Speed (km/s) 6.302 km/s
    Conjunction Risk Parameters R (Radial): -2.914 | I (In-track): -0.567 | C (Cross-track): -0.256
    Collision Risk Index (CRI) 0.33
    X Position (km) -6201.809 -6204.186
    Position Y (km) -957.743 -958.288
    Position Z (km) -2738.067 -2739.78
    Velocity X (km/s) 3.039 2.82
    Velocity Y (km/s) -4.58 1.503
    Velocity Z (km/s) -5.292 -6.926

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3687 STARLINK-36849
    Semimajor Axis (a) 6843.487 km 6843.685 km
    Eccentricity (e) 0.000056 0.000138
    Inclination (i) 53.1637° 97.2855°
    RAAN 357.4728° 10.9156°
    Perigee Argument 160.8618° 96.6718°
    Mean Anomaly (M) 199.2405° 263.4681°
    Apogee 465.737 km 466.490 km
    Perigee 464.963 km 464.606 km
    Orbit Epoch 2026-09-01T17:38:59+0000 2026-09-02T07:43:21+0000

    STARLINK-3687 & STARLINK-36849 Collision Probability (Pc) Trend

    STARLINK-3687 & STARLINK-36849 Collision Probability (Pc) TrendNot Available

    STARLINK-3687 & STARLINK-36849 Miss Distance (Miss Distance) Trend

    STARLINK-3687 & STARLINK-36849 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3687Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36849Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3687Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36849Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3687

    No nearby objects data