Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.970981E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T22:47:16+0800
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    1 Object 1

    AOE ID 55406
    NORAD ID 55406
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69789
    NORAD ID 69789
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5630 KUIPER-00646
    Time of Closest Approach 2026-09-07T03:08:56+0000
    Collision Probability (Pc) 3.970981E-6
    Conjunction Distance (km) 1.428 km
    Relative Speed (km/s) 5.35 km/s
    Conjunction Risk Parameters R (Radial): 1.257 | I (In-track): 0.631 | C (Cross-track): 0.246
    Collision Risk Index (CRI) 0.47
    X Position (km) -4442.004 -4442.568
    Position Y (km) 563.413 562.937
    Position Z (km) -5321.331 -5322.553
    Velocity X (km/s) 4.359 0.719
    Velocity Y (km/s) -4.605 -7.402
    Velocity Z (km/s) -4.127 -1.379

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5630 KUIPER-00646
    Semimajor Axis (a) 6950.218 km 6947.160 km
    Eccentricity (e) 0.000347 0.000668
    Inclination (i) 70.0001° 51.8949°
    RAAN 334.4669° 297.0433°
    Perigee Argument 272.4631° 17.5148°
    Mean Anomaly (M) 87.6131° 159.8215°
    Apogee 574.493 km 573.661 km
    Perigee 569.669 km 564.385 km
    Orbit Epoch 2026-09-04T05:12:33+0000 2026-09-04T06:00:02+0000

    STARLINK-5630 & KUIPER-00646 Collision Probability (Pc) Trend

    STARLINK-5630 & KUIPER-00646 Collision Probability (Pc) TrendNot Available

    STARLINK-5630 & KUIPER-00646 Miss Distance (Miss Distance) Trend

    STARLINK-5630 & KUIPER-00646 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5630Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00646Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5630Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00646Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5630

    No nearby objects data