Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    4.438655E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:46:14+0800
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    1 Object 1

    AOE ID 51997
    NORAD ID 51997
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52858
    NORAD ID 52858
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3589 STARLINK-4198
    Time of Closest Approach 2026-09-05T16:14:09+0000
    Collision Probability (Pc) 4.438655E-7
    Conjunction Distance (km) 2.422 km
    Relative Speed (km/s) 0.89 km/s
    Conjunction Risk Parameters R (Radial): 2.408 | I (In-track): -0.254 | C (Cross-track): -0.012
    Collision Risk Index (CRI) 0.28
    X Position (km) 4001.752 4003.218
    Position Y (km) 918.154 918.229
    Position Z (km) 5461.924 5463.85
    Velocity X (km/s) -1.36 -2.053
    Velocity Y (km/s) 7.512 7.352
    Velocity Z (km/s) -0.266 0.268

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3589 STARLINK-4198
    Semimajor Axis (a) 6840.883 km 6843.384 km
    Eccentricity (e) 0.000113 0.000125
    Inclination (i) 53.1597° 53.1608°
    RAAN 288.8934° 301.7905°
    Perigee Argument 80.5671° 86.5995°
    Mean Anomaly (M) 279.5459° 273.5151°
    Apogee 463.517 km 466.104 km
    Perigee 461.975 km 464.390 km
    Orbit Epoch 2026-09-03T12:14:49+0000 2026-09-02T12:46:42+0000

    STARLINK-3589 & STARLINK-4198 Collision Probability (Pc) Trend

    STARLINK-3589 & STARLINK-4198 Collision Probability (Pc) TrendNot Available

    STARLINK-3589 & STARLINK-4198 Miss Distance (Miss Distance) Trend

    STARLINK-3589 & STARLINK-4198 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3589Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4198Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3589Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4198Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3589

    No nearby objects data