Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.211491E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:53:59+0800
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    1 Object 1

    AOE ID 52635
    NORAD ID 52635
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64844
    NORAD ID 64844
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3978 STARLINK-34709
    Time of Closest Approach 2026-09-04T19:07:16+0000
    Collision Probability (Pc) 1.211491E-6
    Conjunction Distance (km) 2.656 km
    Relative Speed (km/s) 9.326 km/s
    Conjunction Risk Parameters R (Radial): 2.622 | I (In-track): 0.339 | C (Cross-track): -0.253
    Collision Risk Index (CRI) 0.37
    X Position (km) -1314.414 -1313.652
    Position Y (km) 4362.74 4360.853
    Position Z (km) -5120.564 -5118.858
    Velocity X (km/s) -7.291 -0.219
    Velocity Y (km/s) 0.366 5.769
    Velocity Z (km/s) 2.186 4.975

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3978 STARLINK-34709
    Semimajor Axis (a) 6848.899 km 6843.741 km
    Eccentricity (e) 0.000221 0.000209
    Inclination (i) 53.1604° 97.2844°
    RAAN 167.1541° 97.2850°
    Perigee Argument 47.6219° 92.9856°
    Mean Anomaly (M) 312.4969° 267.1625°
    Apogee 472.273 km 467.033 km
    Perigee 469.251 km 464.175 km
    Orbit Epoch 2026-09-04T03:45:42+0000 2026-09-03T13:34:39+0000

    STARLINK-3978 & STARLINK-34709 Collision Probability (Pc) Trend

    STARLINK-3978 & STARLINK-34709 Collision Probability (Pc) TrendNot Available

    STARLINK-3978 & STARLINK-34709 Miss Distance (Miss Distance) Trend

    STARLINK-3978 & STARLINK-34709 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3978Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34709Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3978Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34709Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3978

    No nearby objects data