Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.364168E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:41:36+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 67561
    NORAD ID 67561
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter UHETSAT STARLINK-36621
    Time of Closest Approach 2026-09-05T21:19:27+0000
    Collision Probability (Pc) 6.364168E-6
    Conjunction Distance (km) 0.931 km
    Relative Speed (km/s) 1.052 km/s
    Conjunction Risk Parameters R (Radial): -0.577 | I (In-track): 0.728 | C (Cross-track): 0.053
    Collision Risk Index (CRI) 0.51
    X Position (km) -621.96 -621.526
    Position Y (km) -614.151 -614.746
    Position Z (km) 6779.374 6779.943
    Velocity X (km/s) -5.459 -4.677
    Velocity Y (km/s) 5.339 6.031
    Velocity Z (km/s) -0.008 0.118

    Orbital Parameters 国际轨道数据源

    Parameter UHETSAT STARLINK-36621
    Semimajor Axis (a) 6847.622 km 6843.662 km
    Eccentricity (e) 0.001333 0.000026
    Inclination (i) 97.3405° 97.2877°
    RAAN 314.9821° 306.6995°
    Perigee Argument 33.0384° 161.8866°
    Mean Anomaly (M) 327.1688° 198.2386°
    Apogee 478.611 km 465.703 km
    Perigee 460.359 km 465.347 km
    Orbit Epoch 2026-09-05T05:15:32+0000 2026-09-04T21:26:45+0000

    UHETSAT & STARLINK-36621 Collision Probability (Pc) Trend

    UHETSAT & STARLINK-36621 Collision Probability (Pc) TrendNot Available

    UHETSAT & STARLINK-36621 Miss Distance (Miss Distance) Trend

    UHETSAT & STARLINK-36621 Miss Distance (Miss Distance) TrendNot Available

    UHETSATMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36621Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UHETSATCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36621Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UHETSAT

    No nearby objects data