Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.037636E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T16:10:59+0800
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    1 Object 1

    AOE ID 59556
    NORAD ID 59556
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66681
    NORAD ID 66681
    Object Type PAYLOAD
    Country
    GR GR

    Conjunction Constraints

    Parameter STARLINK-31718 PHASMA-DIRAC
    Time of Closest Approach 2026-10-16T14:40:14+0000
    Collision Probability (Pc) 2.037636E-6
    Conjunction Distance (km) 2.293 km
    Relative Speed (km/s) 14.331 km/s
    Conjunction Risk Parameters R (Radial): 1.886 | I (In-track): 0.439 | C (Cross-track): 1.228
    Collision Risk Index (CRI) 0.41
    X Position (km) 6805.339 6807.214
    Position Y (km) 383.312 384.573
    Position Z (km) -789.878 -789.492
    Velocity X (km/s) -0.905 0.918
    Velocity Y (km/s) 5.57 -0.937
    Velocity Z (km/s) -5.128 7.509

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31718 PHASMA-DIRAC
    Semimajor Axis (a) 6861.168 km 6861.753 km
    Eccentricity (e) 0.000090 0.000346
    Inclination (i) 42.9999° 97.3998°
    RAAN 182.9245° 1.3976°
    Perigee Argument 269.1015° 321.8088°
    Mean Anomaly (M) 90.9734° 38.2905°
    Apogee 483.650 km 485.989 km
    Perigee 482.412 km 481.243 km
    Orbit Epoch 2026-10-15T09:35:51+0000 2026-10-15T15:06:55+0000

    STARLINK-31718 & PHASMA-DIRAC Collision Probability (Pc) Trend

    STARLINK-31718 & PHASMA-DIRAC Collision Probability (Pc) TrendNot Available

    STARLINK-31718 & PHASMA-DIRAC Miss Distance (Miss Distance) Trend

    STARLINK-31718 & PHASMA-DIRAC Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31718Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PHASMA-DIRACMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31718Collision Probability Trend

    Object 1 Probability TrendNot Available

    PHASMA-DIRACCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31718

    No nearby objects data