Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.294327E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:50:44+0800
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    1 Object 1

    AOE ID 63857
    NORAD ID 63857
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63879
    NORAD ID 63879
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-33999 STARLINK-33812
    Time of Closest Approach 2026-09-13T11:41:09+0000
    Collision Probability (Pc) 8.294327E-7
    Conjunction Distance (km) 2.56 km
    Relative Speed (km/s) 4.288 km/s
    Conjunction Risk Parameters R (Radial): 2.031 | I (In-track): 1.497 | C (Cross-track): -0.434
    Collision Risk Index (CRI) 0.33
    X Position (km) -3961.137 -3959.58
    Position Y (km) 4643.641 4643.32
    Position Z (km) 3123.998 3121.992
    Velocity X (km/s) -3.479 -0.143
    Velocity Y (km/s) -5.578 -4.346
    Velocity Z (km/s) 3.869 6.266

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-33999 STARLINK-33812
    Semimajor Axis (a) 6861.160 km 6855.204 km
    Eccentricity (e) 0.000077 0.000309
    Inclination (i) 43.0033° 69.9995°
    RAAN 114.9293° 126.5132°
    Perigee Argument 281.7831° 274.1760°
    Mean Anomaly (M) 78.2935° 6.2218°
    Apogee 483.550 km 479.189 km
    Perigee 482.496 km 474.945 km
    Orbit Epoch 2026-09-10T08:10:53+0000 2026-09-10T22:00:04+0000

    STARLINK-33999 & STARLINK-33812 Collision Probability (Pc) Trend

    STARLINK-33999 & STARLINK-33812 Collision Probability (Pc) TrendNot Available

    STARLINK-33999 & STARLINK-33812 Miss Distance (Miss Distance) Trend

    STARLINK-33999 & STARLINK-33812 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-33999Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33812Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-33999Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33812Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-33999

    No nearby objects data