Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.454784E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T12:02:40+0800
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    1 Object 1

    AOE ID 56877
    NORAD ID 56877
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68874
    NORAD ID 68874
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-6209 KUIPER-00476
    Time of Closest Approach 2026-09-03T06:15:25+0000
    Collision Probability (Pc) 8.454784E-7
    Conjunction Distance (km) 2.935 km
    Relative Speed (km/s) 6.23 km/s
    Conjunction Risk Parameters R (Radial): 1.485 | I (In-track): -2.309 | C (Cross-track): -1.036
    Collision Risk Index (CRI) 0.34
    X Position (km) -173.915 -176.352
    Position Y (km) 5159.529 5158.021
    Position Z (km) -4523.974 -4523.347
    Velocity X (km/s) -7.444 -6.156
    Velocity Y (km/s) 0.916 -3.076
    Velocity Z (km/s) 1.331 -3.275

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-6209 KUIPER-00476
    Semimajor Axis (a) 6861.204 km 6863.919 km
    Eccentricity (e) 0.000048 0.000923
    Inclination (i) 43.0042° 51.8751°
    RAAN 170.0757° 231.6847°
    Perigee Argument 254.3284° 206.1853°
    Mean Anomaly (M) 105.7514° 265.5861°
    Apogee 483.400 km 492.121 km
    Perigee 482.734 km 479.443 km
    Orbit Epoch 2026-09-01T20:03:39+0000 2026-09-02T14:00:02+0000

    STARLINK-6209 & KUIPER-00476 Collision Probability (Pc) Trend

    STARLINK-6209 & KUIPER-00476 Collision Probability (Pc) TrendNot Available

    STARLINK-6209 & KUIPER-00476 Miss Distance (Miss Distance) Trend

    STARLINK-6209 & KUIPER-00476 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-6209Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00476Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-6209Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00476Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-6209

    No nearby objects data