Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.575038E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-27T08:17:39+0800
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    1 Object 1

    Name GRUS-1C
    AOE ID 47933
    NORAD ID 47933
    Object Type PAYLOAD
    Country
    JP JP
    VS

    2 Object 2

    AOE ID 64299
    NORAD ID 64299
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GRUS-1C STARLINK-34378
    Time of Closest Approach 2026-08-27T18:13:20+0000
    Collision Probability (Pc) 6.575038E-7
    Conjunction Distance (km) 2.844 km
    Relative Speed (km/s) 3.618 km/s
    Conjunction Risk Parameters R (Radial): 1.887 | I (In-track): -2.063 | C (Cross-track): 0.519
    Collision Risk Index (CRI) 0.31
    X Position (km) -3580.452 -3581.114
    Position Y (km) 5922.6 5924.163
    Position Z (km) -650.849 -653.13
    Velocity X (km/s) 0.498 -2.568
    Velocity Y (km/s) 1.101 -0.778
    Velocity Z (km/s) 7.477 7.082

    Orbital Parameters 国际轨道数据源

    Parameter GRUS-1C STARLINK-34378
    Semimajor Axis (a) 6948.750 km 6950.151 km
    Eccentricity (e) 0.001508 0.000235
    Inclination (i) 97.5268° 70.0017°
    RAAN 119.3475° 127.3250°
    Perigee Argument 82.1631° 267.8710°
    Mean Anomaly (M) 278.1304° 92.2180°
    Apogee 581.093 km 573.648 km
    Perigee 560.133 km 570.380 km
    Orbit Epoch 2026-08-26T15:00:27+0000 2026-08-26T02:11:32+0000

    GRUS-1C & STARLINK-34378 Collision Probability (Pc) Trend

    GRUS-1C & STARLINK-34378 Collision Probability (Pc) TrendNot Available

    GRUS-1C & STARLINK-34378 Miss Distance (Miss Distance) Trend

    GRUS-1C & STARLINK-34378 Miss Distance (Miss Distance) TrendNot Available

    GRUS-1CMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34378Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GRUS-1CCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34378Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GRUS-1C

    No nearby objects data