Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.330981E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T00:56:38+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 66666
    NORAD ID 66666
    Object Type PAYLOAD
    Country
    TW TW

    Conjunction Constraints

    Parameter GRUS-1E FORMOSAT-8A
    Time of Closest Approach 2026-09-15T06:01:55+0000
    Collision Probability (Pc) 2.330981E-5
    Conjunction Distance (km) 1.047 km
    Relative Speed (km/s) 14.933 km/s
    Conjunction Risk Parameters R (Radial): -0.474 | I (In-track): -0.144 | C (Cross-track): -0.921
    Collision Risk Index (CRI) 0.62
    X Position (km) -4574.037 -4574.259
    Position Y (km) 3161.918 3160.937
    Position Z (km) -4169.555 -4169.264
    Velocity X (km/s) -2.974 4.4
    Velocity Y (km/s) 3.563 -1.509
    Velocity Z (km/s) 5.982 -5.97

    Orbital Parameters 国际轨道数据源

    Parameter GRUS-1E FORMOSAT-8A
    Semimajor Axis (a) 6947.975 km 6941.769 km
    Eccentricity (e) 0.001143 0.000630
    Inclination (i) 97.5270° 97.6545°
    RAAN 136.8249° 328.0819°
    Perigee Argument 30.6678° 338.2035°
    Mean Anomaly (M) 329.5211° 21.8920°
    Apogee 577.781 km 568.006 km
    Perigee 561.895 km 559.258 km
    Orbit Epoch 2026-09-12T07:42:32+0000 2026-09-12T03:28:24+0000

    GRUS-1E & FORMOSAT-8A Collision Probability (Pc) Trend

    GRUS-1E & FORMOSAT-8A Collision Probability (Pc) TrendNot Available

    GRUS-1E & FORMOSAT-8A Miss Distance (Miss Distance) Trend

    GRUS-1E & FORMOSAT-8A Miss Distance (Miss Distance) TrendNot Available

    GRUS-1EMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FORMOSAT-8AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GRUS-1ECollision Probability Trend

    Object 1 Probability TrendNot Available

    FORMOSAT-8ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GRUS-1E

    No nearby objects data