Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.929298E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:06:55+0800
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    1 Object 1

    AOE ID 59304
    NORAD ID 59304
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59500
    NORAD ID 59500
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31474 STARLINK-31512
    Time of Closest Approach 2026-09-04T11:31:38+0000
    Collision Probability (Pc) 2.929298E-6
    Conjunction Distance (km) 1.634 km
    Relative Speed (km/s) 6.386 km/s
    Conjunction Risk Parameters R (Radial): 1.099 | I (In-track): -1.095 | C (Cross-track): 0.512
    Collision Risk Index (CRI) 0.44
    X Position (km) 2592.552 2591.071
    Position Y (km) 4874.972 4874.762
    Position Z (km) 4064.238 4063.581
    Velocity X (km/s) -5.226 -7.007
    Velocity Y (km/s) 4.926 1.579
    Velocity Z (km/s) -2.569 2.569

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31474 STARLINK-31512
    Semimajor Axis (a) 6861.206 km 6859.748 km
    Eccentricity (e) 0.000103 0.000246
    Inclination (i) 43.0036° 43.0042°
    RAAN 295.7628° 13.9700°
    Perigee Argument 262.2077° 289.5126°
    Mean Anomaly (M) 97.8658° 70.5460°
    Apogee 483.777 km 483.301 km
    Perigee 482.361 km 479.921 km
    Orbit Epoch 2026-09-04T04:43:46+0000 2026-09-03T18:00:29+0000

    STARLINK-31474 & STARLINK-31512 Collision Probability (Pc) Trend

    STARLINK-31474 & STARLINK-31512 Collision Probability (Pc) TrendNot Available

    STARLINK-31474 & STARLINK-31512 Miss Distance (Miss Distance) Trend

    STARLINK-31474 & STARLINK-31512 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31474Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31512Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31474Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31512Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31474

    No nearby objects data