Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.591483E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:26:50+0800
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    1 Object 1

    AOE ID 58321
    NORAD ID 58321
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    AOE ID 64355
    NORAD ID 64355
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PROTOMETHEE STARLINK-34270
    Time of Closest Approach 2026-10-20T17:31:13+0000
    Collision Probability (Pc) 1.591483E-6
    Conjunction Distance (km) 2.668 km
    Relative Speed (km/s) 15.09 km/s
    Conjunction Risk Parameters R (Radial): -2.338 | I (In-track): 0.179 | C (Cross-track): 1.271
    Collision Risk Index (CRI) 0.39
    X Position (km) 5205.648 5207.564
    Position Y (km) 1616.772 1616.085
    Position Z (km) -4156.038 -4157.762
    Velocity X (km/s) 4.712 -4.955
    Velocity Y (km/s) 0.177 1.894
    Velocity Z (km/s) 5.986 -5.472

    Orbital Parameters 国际轨道数据源

    Parameter PROTOMETHEE STARLINK-34270
    Semimajor Axis (a) 6845.234 km 6852.679 km
    Eccentricity (e) 0.000912 0.000310
    Inclination (i) 97.3676° 69.9999°
    RAAN 10.3635° 185.3752°
    Perigee Argument 84.9822° 270.7129°
    Mean Anomaly (M) 275.2461° 89.3692°
    Apogee 473.339 km 476.665 km
    Perigee 460.855 km 472.419 km
    Orbit Epoch 2026-10-19T11:55:06+0000 2026-10-19T02:54:53+0000

    PROTOMETHEE & STARLINK-34270 Collision Probability (Pc) Trend

    PROTOMETHEE & STARLINK-34270 Collision Probability (Pc) TrendNot Available

    PROTOMETHEE & STARLINK-34270 Miss Distance (Miss Distance) Trend

    PROTOMETHEE & STARLINK-34270 Miss Distance (Miss Distance) TrendNot Available

    PROTOMETHEEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34270Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PROTOMETHEECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34270Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PROTOMETHEE

    No nearby objects data