Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.692697E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:10:27+0800
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    1 Object 1

    AOE ID 39769
    NORAD ID 39769
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 55950
    NORAD ID 55950
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter RISING 2 STARLINK-5911
    Time of Closest Approach 2026-09-14T07:12:27+0000
    Collision Probability (Pc) 1.692697E-6
    Conjunction Distance (km) 2.567 km
    Relative Speed (km/s) 15.04 km/s
    Conjunction Risk Parameters R (Radial): 0.058 | I (In-track): 0.29 | C (Cross-track): 2.55
    Collision Risk Index (CRI) 0.4
    X Position (km) -5104.537 -5105.956
    Position Y (km) 4081.343 4079.299
    Position Z (km) -2377.14 -2377.768
    Velocity X (km/s) 2.665 -3.601
    Velocity Y (km/s) -0.759 -0.649
    Velocity Z (km/s) -7.044 6.628

    Orbital Parameters 国际轨道数据源

    Parameter RISING 2 STARLINK-5911
    Semimajor Axis (a) 6947.289 km 6950.194 km
    Eccentricity (e) 0.000304 0.000275
    Inclination (i) 97.6437° 69.9994°
    RAAN 322.0896° 154.7033°
    Perigee Argument 47.9351° 260.8726°
    Mean Anomaly (M) 312.2130° 99.2122°
    Apogee 571.262 km 573.971 km
    Perigee 567.042 km 570.143 km
    Orbit Epoch 2026-09-12T04:39:48+0000 2026-09-12T00:49:35+0000

    RISING 2 & STARLINK-5911 Collision Probability (Pc) Trend

    RISING 2 & STARLINK-5911 Collision Probability (Pc) TrendNot Available

    RISING 2 & STARLINK-5911 Miss Distance (Miss Distance) Trend

    RISING 2 & STARLINK-5911 Miss Distance (Miss Distance) TrendNot Available

    RISING 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5911Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    RISING 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5911Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with RISING 2

    No nearby objects data