Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.130304E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:04+0800
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    1 Object 1

    AOE ID 47655
    NORAD ID 47655
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52988
    NORAD ID 52988
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2039 STARLINK-4291
    Time of Closest Approach 2026-09-03T15:04:02+0000
    Collision Probability (Pc) 9.130304E-7
    Conjunction Distance (km) 2.503 km
    Relative Speed (km/s) 4.79 km/s
    Conjunction Risk Parameters R (Radial): -2.3 | I (In-track): 0.933 | C (Cross-track): -0.316
    Collision Risk Index (CRI) 0.34
    X Position (km) 1502.415 1503.842
    Position Y (km) 4046.852 4047.865
    Position Z (km) 5297.518 5299.306
    Velocity X (km/s) -6.152 -7.445
    Velocity Y (km/s) 4.268 0.783
    Velocity Z (km/s) -1.509 1.511

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2039 STARLINK-4291
    Semimajor Axis (a) 6840.464 km 6843.374 km
    Eccentricity (e) 0.000390 0.000098
    Inclination (i) 53.1590° 53.1611°
    RAAN 326.4073° 7.3199°
    Perigee Argument 0.3216° 84.5277°
    Mean Anomaly (M) 359.7789° 275.5837°
    Apogee 464.994 km 465.907 km
    Perigee 459.660 km 464.567 km
    Orbit Epoch 2026-09-01T12:35:51+0000 2026-09-02T15:16:38+0000

    STARLINK-2039 & STARLINK-4291 Collision Probability (Pc) Trend

    STARLINK-2039 & STARLINK-4291 Collision Probability (Pc) TrendNot Available

    STARLINK-2039 & STARLINK-4291 Miss Distance (Miss Distance) Trend

    STARLINK-2039 & STARLINK-4291 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2039Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4291Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2039Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4291Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2039

    No nearby objects data