Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.558208E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:19:39+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 66148
    NORAD ID 66148
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HIBARI STARLINK-35081
    Time of Closest Approach 2026-09-04T00:15:12+0000
    Collision Probability (Pc) 8.558208E-7
    Conjunction Distance (km) 2.886 km
    Relative Speed (km/s) 6.146 km/s
    Conjunction Risk Parameters R (Radial): -2.344 | I (In-track): 1.541 | C (Cross-track): -0.678
    Collision Risk Index (CRI) 0.34
    X Position (km) 2692.754 2692.486
    Position Y (km) -5833.898 -5832.214
    Position Z (km) -2364.226 -2361.898
    Velocity X (km/s) 0.155 5.273
    Velocity Y (km/s) -2.805 0.207
    Velocity Z (km/s) 7.096 5.514

    Orbital Parameters 国际轨道数据源

    Parameter HIBARI STARLINK-35081
    Semimajor Axis (a) 6844.554 km 6840.782 km
    Eccentricity (e) 0.000927 0.000129
    Inclination (i) 97.3169° 53.1612°
    RAAN 290.1974° 322.3338°
    Perigee Argument 287.4316° 88.4579°
    Mean Anomaly (M) 72.5913° 271.6571°
    Apogee 472.759 km 463.528 km
    Perigee 460.075 km 461.762 km
    Orbit Epoch 2026-09-02T02:54:59+0000 2026-09-01T12:57:46+0000

    HIBARI & STARLINK-35081 Collision Probability (Pc) Trend

    HIBARI & STARLINK-35081 Collision Probability (Pc) TrendNot Available

    HIBARI & STARLINK-35081 Miss Distance (Miss Distance) Trend

    HIBARI & STARLINK-35081 Miss Distance (Miss Distance) TrendNot Available

    HIBARIMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35081Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HIBARICollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35081Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HIBARI

    No nearby objects data