Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.520246E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:37:11+0800
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    1 Object 1

    AOE ID 51111
    NORAD ID 51111
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69616
    NORAD ID 69616
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3173 KUIPER-00549
    Time of Closest Approach 2026-09-05T15:26:20+0000
    Collision Probability (Pc) 1.520246E-6
    Conjunction Distance (km) 2.537 km
    Relative Speed (km/s) 12.12 km/s
    Conjunction Risk Parameters R (Radial): 2.446 | I (In-track): -0.414 | C (Cross-track): 0.531
    Collision Risk Index (CRI) 0.39
    X Position (km) -6689.012 -6691.541
    Position Y (km) -1393.634 -1393.474
    Position Z (km) -292.678 -292.796
    Velocity X (km/s) 0.686 1.209
    Velocity Y (km/s) -4.537 -4.567
    Velocity Z (km/s) 6.105 -6.002

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3173 KUIPER-00549
    Semimajor Axis (a) 6837.850 km 6841.693 km
    Eccentricity (e) 0.000127 0.000705
    Inclination (i) 53.1607° 51.8799°
    RAAN 201.8374° 16.8891°
    Perigee Argument 71.6472° 197.2366°
    Mean Anomaly (M) 288.4670° 162.8381°
    Apogee 460.585 km 468.383 km
    Perigee 458.841 km 458.729 km
    Orbit Epoch 2026-09-03T21:16:20+0000 2026-09-04T04:14:11+0000

    STARLINK-3173 & KUIPER-00549 Collision Probability (Pc) Trend

    STARLINK-3173 & KUIPER-00549 Collision Probability (Pc) TrendNot Available

    STARLINK-3173 & KUIPER-00549 Miss Distance (Miss Distance) Trend

    STARLINK-3173 & KUIPER-00549 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3173Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00549Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3173Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00549Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3173

    No nearby objects data