Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.373106E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T07:20:21+0800
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    1 Object 1

    AOE ID 57979
    NORAD ID 57979
    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-30508 PHASMA-DIRAC
    Time of Closest Approach 2026-10-20T19:12:31+0000
    Collision Probability (Pc) 3.373106E-6
    Conjunction Distance (km) 1.857 km
    Relative Speed (km/s) 14.038 km/s
    Conjunction Risk Parameters R (Radial): -1.757 | I (In-track): -0.234 | C (Cross-track): 0.55
    Collision Risk Index (CRI) 0.46
    X Position (km) 6106.953 6108.558
    Position Y (km) 1082.617 1083.421
    Position Z (km) -2938.886 -2939.358
    Velocity X (km/s) -2.963 3.366
    Velocity Y (km/s) 5.738 -0.505
    Velocity Z (km/s) -4.047 6.817

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30508 PHASMA-DIRAC
    Semimajor Axis (a) 6861.173 km 6861.459 km
    Eccentricity (e) 0.000128 0.000331
    Inclination (i) 43.0037° 97.3997°
    RAAN 171.9085° 3.9321°
    Perigee Argument 271.8388° 310.0873°
    Mean Anomaly (M) 88.2317° 50.0076°
    Apogee 483.914 km 485.597 km
    Perigee 482.158 km 481.047 km
    Orbit Epoch 2026-10-18T14:28:09+0000 2026-10-18T04:26:01+0000

    STARLINK-30508 & PHASMA-DIRAC Collision Probability (Pc) Trend

    STARLINK-30508 & PHASMA-DIRAC Collision Probability (Pc) TrendNot Available

    STARLINK-30508 & PHASMA-DIRAC Miss Distance (Miss Distance) Trend

    STARLINK-30508 & PHASMA-DIRAC Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30508Miss 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-30508Collision Probability Trend

    Object 1 Probability TrendNot Available

    PHASMA-DIRACCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30508

    No nearby objects data