Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.309477E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T12:57:19+0800
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    1 Object 1

    AOE ID 51994
    NORAD ID 51994
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62954
    NORAD ID 62954
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3647 STARLINK-32874
    Time of Closest Approach 2026-09-05T19:03:58+0000
    Collision Probability (Pc) 1.309477E-6
    Conjunction Distance (km) 2.8 km
    Relative Speed (km/s) 12.196 km/s
    Conjunction Risk Parameters R (Radial): 2.563 | I (In-track): 0.677 | C (Cross-track): 0.903
    Collision Risk Index (CRI) 0.37
    X Position (km) -1895.549 -1897.342
    Position Y (km) 6541.52 6543.658
    Position Z (km) -629.244 -629.477
    Velocity X (km/s) -4.26 -4.568
    Velocity Y (km/s) -1.811 -0.748
    Velocity Z (km/s) -6.073 6.072

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3647 STARLINK-32874
    Semimajor Axis (a) 6837.880 km 6840.845 km
    Eccentricity (e) 0.000116 0.000117
    Inclination (i) 53.1594° 53.1586°
    RAAN 286.6138° 117.4463°
    Perigee Argument 79.6032° 69.1054°
    Mean Anomaly (M) 280.5102° 291.0074°
    Apogee 460.540 km 463.511 km
    Perigee 458.946 km 461.905 km
    Orbit Epoch 2026-09-04T20:23:10+0000 2026-09-04T05:34:38+0000

    STARLINK-3647 & STARLINK-32874 Collision Probability (Pc) Trend

    STARLINK-3647 & STARLINK-32874 Collision Probability (Pc) TrendNot Available

    STARLINK-3647 & STARLINK-32874 Miss Distance (Miss Distance) Trend

    STARLINK-3647 & STARLINK-32874 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3647Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32874Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32874Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3647

    No nearby objects data