Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.439357E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T14:23:22+0800
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    1 Object 1

    Name UHETSAT
    AOE ID 58466
    NORAD ID 58466
    Object Type PAYLOAD
    Country
    IT IT
    VS

    2 Object 2

    AOE ID 66331
    NORAD ID 66331
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter UHETSAT STARLINK-35257
    Time of Closest Approach 2026-09-06T21:22:13+0000
    Collision Probability (Pc) 1.439357E-4
    Conjunction Distance (km) 0.507 km
    Relative Speed (km/s) 8.606 km/s
    Conjunction Risk Parameters R (Radial): -0.505 | I (In-track): 0.017 | C (Cross-track): -0.017
    Collision Risk Index (CRI) 0.78
    X Position (km) -3869.713 -3870.002
    Position Y (km) 4307.606 4307.937
    Position Z (km) -3683.621 -3683.872
    Velocity X (km/s) 3.555 -3.551
    Velocity Y (km/s) -2.233 -5.931
    Velocity Z (km/s) -6.351 -3.206

    Orbital Parameters 国际轨道数据源

    Parameter UHETSAT STARLINK-35257
    Semimajor Axis (a) 6847.629 km 6861.170 km
    Eccentricity (e) 0.001336 0.000164
    Inclination (i) 97.3405° 43.0029°
    RAAN 314.7232° 280.5785°
    Perigee Argument 33.9135° 278.9663°
    Mean Anomaly (M) 326.2958° 81.1003°
    Apogee 478.638 km 484.156 km
    Perigee 460.346 km 481.910 km
    Orbit Epoch 2026-09-04T22:59:20+0000 2026-09-04T19:42:48+0000

    UHETSAT & STARLINK-35257 Collision Probability (Pc) Trend

    UHETSAT & STARLINK-35257 Collision Probability (Pc) TrendNot Available

    UHETSAT & STARLINK-35257 Miss Distance (Miss Distance) Trend

    UHETSAT & STARLINK-35257 Miss Distance (Miss Distance) TrendNot Available

    UHETSATMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35257Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UHETSATCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35257Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UHETSAT

    No nearby objects data