Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.190908E-5
    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 56338
    NORAD ID 56338
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter EXCITE STARLINK-5554
    Time of Closest Approach 2026-09-13T11:48:40+0000
    Collision Probability (Pc) 2.190908E-5
    Conjunction Distance (km) 0.861 km
    Relative Speed (km/s) 5.283 km/s
    Conjunction Risk Parameters R (Radial): -0.844 | I (In-track): 0.155 | C (Cross-track): -0.056
    Collision Risk Index (CRI) 0.62
    X Position (km) -940.674 -940.564
    Position Y (km) -38.782 -38.613
    Position Z (km) 6841.829 6840.992
    Velocity X (km/s) -2.775 2.459
    Velocity Y (km/s) 7.068 7.177
    Velocity Z (km/s) -0.331 0.378

    Orbital Parameters 国际轨道数据源

    Parameter EXCITE STARLINK-5554
    Semimajor Axis (a) 6924.103 km 6919.269 km
    Eccentricity (e) 0.001964 0.000168
    Inclination (i) 97.3903° 97.2846°
    RAAN 290.4034° 249.6234°
    Perigee Argument 56.8030° 95.8392°
    Mean Anomaly (M) 303.5078° 179.4975°
    Apogee 559.565 km 542.294 km
    Perigee 532.367 km 539.970 km
    Orbit Epoch 2026-09-12T01:56:02+0000 2026-09-12T08:00:02+0000

    EXCITE & STARLINK-5554 Collision Probability (Pc) Trend

    EXCITE & STARLINK-5554 Collision Probability (Pc) TrendNot Available

    EXCITE & STARLINK-5554 Miss Distance (Miss Distance) Trend

    EXCITE & STARLINK-5554 Miss Distance (Miss Distance) TrendNot Available

    EXCITEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5554Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EXCITECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5554Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EXCITE

    No nearby objects data