Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.074609E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:23:08+0800
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    1 Object 1

    AOE ID 53547
    NORAD ID 53547
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65891
    NORAD ID 65891
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4474 STARLINK-34791
    Time of Closest Approach 2026-09-05T05:27:36+0000
    Collision Probability (Pc) 3.074609E-6
    Conjunction Distance (km) 1.632 km
    Relative Speed (km/s) 6.838 km/s
    Conjunction Risk Parameters R (Radial): 0.311 | I (In-track): 1.432 | C (Cross-track): 0.72
    Collision Risk Index (CRI) 0.45
    X Position (km) 4276.091 4276.474
    Position Y (km) 1649.329 1647.76
    Position Z (km) 5068.993 5068.76
    Velocity X (km/s) -4.827 -0.088
    Velocity Y (km/s) 5.461 7.288
    Velocity Z (km/s) 2.289 -2.289

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4474 STARLINK-34791
    Semimajor Axis (a) 6840.866 km 6840.847 km
    Eccentricity (e) 0.000119 0.000116
    Inclination (i) 53.1592° 53.1587°
    RAAN 342.1882° 269.9793°
    Perigee Argument 83.3711° 93.2489°
    Mean Anomaly (M) 276.7426° 266.8645°
    Apogee 463.541 km 463.501 km
    Perigee 461.917 km 461.919 km
    Orbit Epoch 2026-09-01T13:37:21+0000 2026-09-02T11:19:10+0000

    STARLINK-4474 & STARLINK-34791 Collision Probability (Pc) Trend

    STARLINK-4474 & STARLINK-34791 Collision Probability (Pc) TrendNot Available

    STARLINK-4474 & STARLINK-34791 Miss Distance (Miss Distance) Trend

    STARLINK-4474 & STARLINK-34791 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4474Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34791Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4474Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34791Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4474

    No nearby objects data