Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.638755E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T20:25:59+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 68960
    NORAD ID 68960
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter UHETSAT STARLINK-36978
    Time of Closest Approach 2026-09-15T15:50:09+0000
    Collision Probability (Pc) 1.638755E-6
    Conjunction Distance (km) 2.535 km
    Relative Speed (km/s) 13.725 km/s
    Conjunction Risk Parameters R (Radial): 2.17 | I (In-track): -0.569 | C (Cross-track): -1.179
    Collision Risk Index (CRI) 0.39
    X Position (km) 4136.055 4135.732
    Position Y (km) -2069.157 -2067.823
    Position Z (km) -5050.568 -5048.438
    Velocity X (km/s) 4.289 0.717
    Velocity Y (km/s) -3.759 7.213
    Velocity Z (km/s) 5.064 -2.369

    Orbital Parameters 国际轨道数据源

    Parameter UHETSAT STARLINK-36978
    Semimajor Axis (a) 6847.380 km 6840.916 km
    Eccentricity (e) 0.001247 0.000106
    Inclination (i) 97.3393° 53.1576°
    RAAN 323.0091° 111.4905°
    Perigee Argument 5.0702° 62.5372°
    Mean Anomaly (M) 355.0664° 297.5738°
    Apogee 477.780 km 463.505 km
    Perigee 460.706 km 462.053 km
    Orbit Epoch 2026-09-13T07:37:10+0000 2026-09-12T21:06:30+0000

    UHETSAT & STARLINK-36978 Collision Probability (Pc) Trend

    UHETSAT & STARLINK-36978 Collision Probability (Pc) TrendNot Available

    UHETSAT & STARLINK-36978 Miss Distance (Miss Distance) Trend

    UHETSAT & STARLINK-36978 Miss Distance (Miss Distance) TrendNot Available

    UHETSATMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36978Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    UHETSATCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36978Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with UHETSAT

    No nearby objects data