Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.416221E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:06:55+0800
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    1 Object 1

    AOE ID 56510
    NORAD ID 56510
    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-5339 STARLINK-31512
    Time of Closest Approach 2026-09-06T10:33:57+0000
    Collision Probability (Pc) 1.416221E-6
    Conjunction Distance (km) 2.238 km
    Relative Speed (km/s) 7.191 km/s
    Conjunction Risk Parameters R (Radial): 2.211 | I (In-track): 0.299 | C (Cross-track): -0.162
    Collision Risk Index (CRI) 0.38
    X Position (km) 4016.474 4015.419
    Position Y (km) 4025.4 4023.861
    Position Z (km) 3831.511 3830.278
    Velocity X (km/s) -3.34 -6.183
    Velocity Y (km/s) 6.176 3.328
    Velocity Z (km/s) -2.979 2.981

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5339 STARLINK-31512
    Semimajor Axis (a) 6861.202 km 6859.748 km
    Eccentricity (e) 0.000154 0.000246
    Inclination (i) 43.0019° 43.0042°
    RAAN 284.4254° 13.9700°
    Perigee Argument 284.1837° 289.5126°
    Mean Anomaly (M) 75.8843° 70.5460°
    Apogee 484.126 km 483.301 km
    Perigee 482.004 km 479.921 km
    Orbit Epoch 2026-09-04T03:05:50+0000 2026-09-03T18:00:29+0000

    STARLINK-5339 & STARLINK-31512 Collision Probability (Pc) Trend

    STARLINK-5339 & STARLINK-31512 Collision Probability (Pc) TrendNot Available

    STARLINK-5339 & STARLINK-31512 Miss Distance (Miss Distance) Trend

    STARLINK-5339 & STARLINK-31512 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5339Miss 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-5339Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31512Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5339

    No nearby objects data