Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.146474E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T01:41:18+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 59540
    NORAD ID 59540
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31512 STARLINK-31397
    Time of Closest Approach 2026-09-12T18:56:29+0000
    Collision Probability (Pc) 1.146474E-6
    Conjunction Distance (km) 2.094 km
    Relative Speed (km/s) 3.922 km/s
    Conjunction Risk Parameters R (Radial): 1.748 | I (In-track): 1.114 | C (Cross-track): 0.302
    Collision Risk Index (CRI) 0.36
    X Position (km) 1341.577 1340.804
    Position Y (km) 5011.212 5012.785
    Position Z (km) 4479.239 4480.384
    Velocity X (km/s) -6.788 -7.452
    Velocity Y (km/s) 3.147 0.666
    Velocity Z (km/s) -1.482 1.482

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31512 STARLINK-31397
    Semimajor Axis (a) 6859.073 km 6861.174 km
    Eccentricity (e) 0.000248 0.000168
    Inclination (i) 43.0088° 43.0047°
    RAAN 331.4862° 24.9484°
    Perigee Argument 312.9943° 270.1686°
    Mean Anomaly (M) 47.0702° 89.8974°
    Apogee 482.636 km 484.189 km
    Perigee 479.236 km 481.885 km
    Orbit Epoch 2026-09-11T06:24:05+0000 2026-09-09T15:17:48+0000

    STARLINK-31512 & STARLINK-31397 Collision Probability (Pc) Trend

    STARLINK-31512 & STARLINK-31397 Collision Probability (Pc) TrendNot Available

    STARLINK-31512 & STARLINK-31397 Miss Distance (Miss Distance) Trend

    STARLINK-31512 & STARLINK-31397 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31512Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31397Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31512Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31397Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31512

    No nearby objects data