Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.640492E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:19:58+0800
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    1 Object 1

    AOE ID 58484
    NORAD ID 58484
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66433
    NORAD ID 66433
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30991 STARLINK-35457
    Time of Closest Approach 2026-09-13T19:55:01+0000
    Collision Probability (Pc) 1.640492E-5
    Conjunction Distance (km) 1.068 km
    Relative Speed (km/s) 10.035 km/s
    Conjunction Risk Parameters R (Radial): -0.3 | I (In-track): 0.773 | C (Cross-track): -0.673
    Collision Risk Index (CRI) 0.59
    X Position (km) -712.128 -713.116
    Position Y (km) 6620.092 6619.692
    Position Z (km) 1647.654 1647.582
    Velocity X (km/s) -5.582 -5.842
    Velocity Y (km/s) -1.818 0.589
    Velocity Z (km/s) 4.869 -4.869

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30991 STARLINK-35457
    Semimajor Axis (a) 6861.196 km 6861.160 km
    Eccentricity (e) 0.000130 0.000056
    Inclination (i) 43.0043° 43.0014°
    RAAN 97.0173° 310.5528°
    Perigee Argument 263.5736° 260.6618°
    Mean Anomaly (M) 96.4968° 99.4170°
    Apogee 483.951 km 483.408 km
    Perigee 482.167 km 482.638 km
    Orbit Epoch 2026-09-10T22:46:45+0000 2026-09-10T11:11:38+0000

    STARLINK-30991 & STARLINK-35457 Collision Probability (Pc) Trend

    STARLINK-30991 & STARLINK-35457 Collision Probability (Pc) TrendNot Available

    STARLINK-30991 & STARLINK-35457 Miss Distance (Miss Distance) Trend

    STARLINK-30991 & STARLINK-35457 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30991Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35457Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30991Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35457Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30991

    No nearby objects data