Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.606066E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T18:11:08+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59533
    NORAD ID 59533
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59545
    NORAD ID 59545
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31509 STARLINK-31582
    Time of Closest Approach 2026-10-28T10:25:27+0000
    Collision Probability (Pc) 4.606066E-6
    Conjunction Distance (km) 1.16 km
    Relative Speed (km/s) 2.291 km/s
    Conjunction Risk Parameters R (Radial): -1.055 | I (In-track): 0.473 | C (Cross-track): -0.073
    Collision Risk Index (CRI) 0.48
    X Position (km) -5038.638 -5039.469
    Position Y (km) -590.969 -590.584
    Position Z (km) 4611.379 4612.09
    Velocity X (km/s) 0.112 1.643
    Velocity Y (km/s) -7.579 -7.398
    Velocity Z (km/s) -0.845 0.848

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31509 STARLINK-31582
    Semimajor Axis (a) 6861.258 km 6861.483 km
    Eccentricity (e) 0.000215 0.000345
    Inclination (i) 42.9975° 43.0005°
    RAAN 95.1716° 118.3617°
    Perigee Argument 299.8225° 285.2796°
    Mean Anomaly (M) 60.2413° 74.7675°
    Apogee 484.596 km 485.710 km
    Perigee 481.646 km 480.982 km
    Orbit Epoch 2026-10-26T10:54:46+0000 2026-10-26T20:24:28+0000

    STARLINK-31509 & STARLINK-31582 Collision Probability (Pc) Trend

    STARLINK-31509 & STARLINK-31582 Collision Probability (Pc) TrendNot Available

    STARLINK-31509 & STARLINK-31582 Miss Distance (Miss Distance) Trend

    STARLINK-31509 & STARLINK-31582 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31509Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31582Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31509Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31582Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31509

    No nearby objects data