Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    3.853797E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:21:30+0800
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    1 Object 1

    Name EXCITE
    AOE ID 43819
    NORAD ID 43819
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 49396
    NORAD ID 49396
    Object Type PAYLOAD
    Country
    JP JP

    Conjunction Constraints

    Parameter EXCITE TEIKYOSAT-4 (OORURI)
    Time of Closest Approach 2026-09-13T14:59:20+0000
    Collision Probability (Pc) 3.853797E-7
    Conjunction Distance (km) 2.971 km
    Relative Speed (km/s) 1.212 km/s
    Conjunction Risk Parameters R (Radial): 1.866 | I (In-track): 2.303 | C (Cross-track): -0.201
    Collision Risk Index (CRI) 0.27
    X Position (km) -843.49 -844.388
    Position Y (km) -284.868 -282.733
    Position Z (km) 6848.399 6850.259
    Velocity X (km/s) -2.828 -1.678
    Velocity Y (km/s) 7.055 7.405
    Velocity Z (km/s) -0.045 0.108

    Orbital Parameters 国际轨道数据源

    Parameter EXCITE TEIKYOSAT-4 (OORURI)
    Semimajor Axis (a) 6924.103 km 6915.055 km
    Eccentricity (e) 0.001964 0.001190
    Inclination (i) 97.3903° 97.3632°
    RAAN 290.4034° 281.1844°
    Perigee Argument 56.8030° 2.2514°
    Mean Anomaly (M) 303.5078° 357.8767°
    Apogee 559.565 km 545.145 km
    Perigee 532.367 km 528.691 km
    Orbit Epoch 2026-09-12T01:56:02+0000 2026-09-12T02:00:39+0000

    EXCITE & TEIKYOSAT-4 (OORURI) Collision Probability (Pc) Trend

    EXCITE & TEIKYOSAT-4 (OORURI) Collision Probability (Pc) TrendNot Available

    EXCITE & TEIKYOSAT-4 (OORURI) Miss Distance (Miss Distance) Trend

    EXCITE & TEIKYOSAT-4 (OORURI) Miss Distance (Miss Distance) TrendNot Available

    EXCITEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TEIKYOSAT-4 (OORURI)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EXCITECollision Probability Trend

    Object 1 Probability TrendNot Available

    TEIKYOSAT-4 (OORURI)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EXCITE

    No nearby objects data