Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.213838E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:48:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 55938
    NORAD ID 55938
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69621
    NORAD ID 69621
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5909 KUIPER-00556
    Time of Closest Approach 2026-09-05T04:48:53+0000
    Collision Probability (Pc) 8.213838E-5
    Conjunction Distance (km) 0.692 km
    Relative Speed (km/s) 13.241 km/s
    Conjunction Risk Parameters R (Radial): -0.689 | I (In-track): -0.024 | C (Cross-track): -0.052
    Collision Risk Index (CRI) 0.73
    X Position (km) 6772.739 6772.08
    Position Y (km) 1540.579 1540.37
    Position Z (km) -316.419 -316.383
    Velocity X (km/s) -0.886 -0.79
    Velocity Y (km/s) 2.456 4.617
    Velocity Z (km/s) -7.109 5.953

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5909 KUIPER-00556
    Semimajor Axis (a) 6950.243 km 6951.632 km
    Eccentricity (e) 0.000299 0.001448
    Inclination (i) 70.0000° 51.8963°
    RAAN 195.3144° 19.5674°
    Perigee Argument 273.4667° 80.6210°
    Mean Anomaly (M) 86.6150° 97.6377°
    Apogee 574.183 km 583.559 km
    Perigee 570.029 km 563.431 km
    Orbit Epoch 2026-09-03T19:57:25+0000 2026-09-04T04:00:02+0000

    STARLINK-5909 & KUIPER-00556 Collision Probability (Pc) Trend

    STARLINK-5909 & KUIPER-00556 Collision Probability (Pc) TrendNot Available

    STARLINK-5909 & KUIPER-00556 Miss Distance (Miss Distance) Trend

    STARLINK-5909 & KUIPER-00556 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5909Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5909Collision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5909

    No nearby objects data