Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.122701E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T21:48:25+0800
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    1 Object 1

    Name GRUS-1D
    AOE ID 47936
    NORAD ID 47936
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 49143
    NORAD ID 49143
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GRUS-1D STARLINK-3109
    Time of Closest Approach 2026-10-15T10:48:34+0000
    Collision Probability (Pc) 2.122701E-6
    Conjunction Distance (km) 2.073 km
    Relative Speed (km/s) 10.588 km/s
    Conjunction Risk Parameters R (Radial): 0.153 | I (In-track): -1.475 | C (Cross-track): -1.447
    Collision Risk Index (CRI) 0.42
    X Position (km) -2184.255 -2183.141
    Position Y (km) 1347.482 1345.826
    Position Z (km) 6456.404 6456.962
    Velocity X (km/s) 7.007 -1.438
    Velocity Y (km/s) -1.17 -7.36
    Velocity Z (km/s) 2.611 1.046

    Orbital Parameters 国际轨道数据源

    Parameter GRUS-1D STARLINK-3109
    Semimajor Axis (a) 6948.348 km 6952.674 km
    Eccentricity (e) 0.000910 0.000318
    Inclination (i) 97.5203° 69.9989°
    RAAN 166.6323° 86.0911°
    Perigee Argument 269.5327° 265.5789°
    Mean Anomaly (M) 90.4854° 94.5006°
    Apogee 576.534 km 576.750 km
    Perigee 563.888 km 572.324 km
    Orbit Epoch 2026-10-14T07:15:48+0000 2026-10-13T18:22:09+0000

    GRUS-1D & STARLINK-3109 Collision Probability (Pc) Trend

    GRUS-1D & STARLINK-3109 Collision Probability (Pc) TrendNot Available

    GRUS-1D & STARLINK-3109 Miss Distance (Miss Distance) Trend

    GRUS-1D & STARLINK-3109 Miss Distance (Miss Distance) TrendNot Available

    GRUS-1DMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3109Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GRUS-1DCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3109Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GRUS-1D

    No nearby objects data