Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.690449E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:19:39+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    Name HIBARI
    AOE ID 49400
    NORAD ID 49400
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 52705
    NORAD ID 52705
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HIBARI STARLINK-3844
    Time of Closest Approach 2026-09-03T05:18:58+0000
    Collision Probability (Pc) 1.690449E-6
    Conjunction Distance (km) 2.436 km
    Relative Speed (km/s) 12.826 km/s
    Conjunction Risk Parameters R (Radial): -2.352 | I (In-track): -0.33 | C (Cross-track): 0.538
    Collision Risk Index (CRI) 0.4
    X Position (km) 2152.744 2151.436
    Position Y (km) -3613.848 -3612.545
    Position Z (km) -5400.899 -5399.311
    Velocity X (km/s) 1.655 5.73
    Velocity Y (km/s) -5.867 4.929
    Velocity Z (km/s) 4.584 -1.015

    Orbital Parameters 国际轨道数据源

    Parameter HIBARI STARLINK-3844
    Semimajor Axis (a) 6844.554 km 6837.873 km
    Eccentricity (e) 0.000927 0.000104
    Inclination (i) 97.3169° 53.1608°
    RAAN 290.1974° 52.7913°
    Perigee Argument 287.4316° 80.1464°
    Mean Anomaly (M) 72.5913° 279.9656°
    Apogee 472.759 km 460.446 km
    Perigee 460.075 km 459.026 km
    Orbit Epoch 2026-09-02T02:54:59+0000 2026-09-01T20:56:31+0000

    HIBARI & STARLINK-3844 Collision Probability (Pc) Trend

    HIBARI & STARLINK-3844 Collision Probability (Pc) TrendNot Available

    HIBARI & STARLINK-3844 Miss Distance (Miss Distance) Trend

    HIBARI & STARLINK-3844 Miss Distance (Miss Distance) TrendNot Available

    HIBARIMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3844Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HIBARICollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3844Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HIBARI

    No nearby objects data