Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.42889E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-11T22:08:02+0800
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    1 Object 1

    Name GRUS-1E
    AOE ID 47935
    NORAD ID 47935
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 55639
    NORAD ID 55639
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GRUS-1E STARLINK-5508
    Time of Closest Approach 2026-10-13T04:47:11+0000
    Collision Probability (Pc) 3.42889E-6
    Conjunction Distance (km) 1.875 km
    Relative Speed (km/s) 15.001 km/s
    Conjunction Risk Parameters R (Radial): -1.762 | I (In-track): 0.089 | C (Cross-track): -0.631
    Collision Risk Index (CRI) 0.46
    X Position (km) 5409.171 5410.446
    Position Y (km) -1824.069 -1825.144
    Position Z (km) -3969.29 -3970.146
    Velocity X (km/s) -4.429 4.729
    Velocity Y (km/s) 0.22 1.732
    Velocity Z (km/s) -6.134 5.65

    Orbital Parameters 国际轨道数据源

    Parameter GRUS-1E STARLINK-5508
    Semimajor Axis (a) 6947.811 km 6950.167 km
    Eccentricity (e) 0.000765 0.000331
    Inclination (i) 97.5218° 70.0006°
    RAAN 164.7940° 1.7305°
    Perigee Argument 297.6622° 268.8641°
    Mean Anomaly (M) 62.3825° 91.2139°
    Apogee 574.992 km 574.330 km
    Perigee 564.356 km 569.730 km
    Orbit Epoch 2026-10-11T06:58:29+0000 2026-10-10T22:28:39+0000

    GRUS-1E & STARLINK-5508 Collision Probability (Pc) Trend

    GRUS-1E & STARLINK-5508 Collision Probability (Pc) TrendNot Available

    GRUS-1E & STARLINK-5508 Miss Distance (Miss Distance) Trend

    GRUS-1E & STARLINK-5508 Miss Distance (Miss Distance) TrendNot Available

    GRUS-1EMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5508Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GRUS-1ECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5508Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GRUS-1E

    No nearby objects data