Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.236507E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T04:14:24+0800
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    1 Object 1

    AOE ID 64365
    NORAD ID 64365
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    Name SEMI-1N
    AOE ID 66297
    NORAD ID 66297
    Object Type PAYLOAD
    Country
    TR TR

    Conjunction Constraints

    Parameter STARLINK-34479 SEMI-1N
    Time of Closest Approach 2026-09-01T07:06:16+0000
    Collision Probability (Pc) 3.236507E-6
    Conjunction Distance (km) 1.788 km
    Relative Speed (km/s) 11.171 km/s
    Conjunction Risk Parameters R (Radial): 0.981 | I (In-track): 1.013 | C (Cross-track): -1.099
    Collision Risk Index (CRI) 0.45
    X Position (km) -2439.416 -2437.671
    Position Y (km) 4971.423 4971.095
    Position Z (km) 4067.567 4067.358
    Velocity X (km/s) -4.703 -4.984
    Velocity Y (km/s) 2.247 -4.919
    Velocity Z (km/s) -5.556 3.008

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-34479 SEMI-1N
    Semimajor Axis (a) 6895.068 km 6878.760 km
    Eccentricity (e) 0.000287 0.000832
    Inclination (i) 70.0021° 45.4049°
    RAAN 314.3759° 75.3678°
    Perigee Argument 234.2506° 106.6881°
    Mean Anomaly (M) 305.5938° 253.4920°
    Apogee 518.908 km 506.347 km
    Perigee 514.954 km 494.899 km
    Orbit Epoch 2026-08-31T06:00:02+0000 2026-08-31T05:39:00+0000

    STARLINK-34479 & SEMI-1N Collision Probability (Pc) Trend

    STARLINK-34479 & SEMI-1N Collision Probability (Pc) TrendNot Available

    STARLINK-34479 & SEMI-1N Miss Distance (Miss Distance) Trend

    STARLINK-34479 & SEMI-1N Miss Distance (Miss Distance) TrendNot Available

    STARLINK-34479Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SEMI-1NMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-34479Collision Probability Trend

    Object 1 Probability TrendNot Available

    SEMI-1NCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-34479

    No nearby objects data