Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.87325E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:30:37+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 52456
    NORAD ID 52456
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HIBARI STARLINK-3896
    Time of Closest Approach 2026-10-21T18:27:16+0000
    Collision Probability (Pc) 1.87325E-6
    Conjunction Distance (km) 2.378 km
    Relative Speed (km/s) 14.091 km/s
    Conjunction Risk Parameters R (Radial): -1.967 | I (In-track): 0.511 | C (Cross-track): -1.234
    Collision Risk Index (CRI) 0.4
    X Position (km) 4889.017 4888.356
    Position Y (km) -1206.034 -1204.71
    Position Z (km) -4652.838 -4650.977
    Velocity X (km/s) 4.621 -1.409
    Velocity Y (km/s) -2.499 6.756
    Velocity Z (km/s) 5.514 -3.234

    Orbital Parameters 国际轨道数据源

    Parameter HIBARI STARLINK-3896
    Semimajor Axis (a) 6842.022 km 6848.860 km
    Eccentricity (e) 0.001278 0.000139
    Inclination (i) 97.3097° 53.1588°
    RAAN 337.6599° 130.4197°
    Perigee Argument 111.6214° 88.8754°
    Mean Anomaly (M) 248.6392° 271.2407°
    Apogee 472.633 km 471.678 km
    Perigee 455.137 km 469.768 km
    Orbit Epoch 2026-10-20T01:56:20+0000 2026-10-20T00:42:14+0000

    HIBARI & STARLINK-3896 Collision Probability (Pc) Trend

    HIBARI & STARLINK-3896 Collision Probability (Pc) TrendNot Available

    HIBARI & STARLINK-3896 Miss Distance (Miss Distance) Trend

    HIBARI & STARLINK-3896 Miss Distance (Miss Distance) TrendNot Available

    HIBARIMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3896Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HIBARICollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3896Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HIBARI

    No nearby objects data