Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.170349E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:07:15+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 64718
    NORAD ID 64718
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PROTOMETHEE STARLINK-34546
    Time of Closest Approach 2026-10-21T10:36:48+0000
    Collision Probability (Pc) 1.170349E-6
    Conjunction Distance (km) 2.883 km
    Relative Speed (km/s) 10.722 km/s
    Conjunction Risk Parameters R (Radial): 2.072 | I (In-track): -1.419 | C (Cross-track): -1.414
    Collision Risk Index (CRI) 0.36
    X Position (km) 2143.193 2143.568
    Position Y (km) 1312.372 1313.562
    Position Z (km) -6380.658 -6378.06
    Velocity X (km/s) 7.047 -1.549
    Velocity Y (km/s) 1.191 7.391
    Velocity Z (km/s) 2.617 1.002

    Orbital Parameters 国际轨道数据源

    Parameter PROTOMETHEE STARLINK-34546
    Semimajor Axis (a) 6845.214 km 6852.694 km
    Eccentricity (e) 0.000910 0.000510
    Inclination (i) 97.3677° 69.9936°
    RAAN 10.8185° 104.2259°
    Perigee Argument 83.6111° 278.6583°
    Mean Anomaly (M) 276.6168° 81.4015°
    Apogee 473.310 km 478.050 km
    Perigee 460.844 km 471.064 km
    Orbit Epoch 2026-10-19T22:53:06+0000 2026-10-19T11:54:43+0000

    PROTOMETHEE & STARLINK-34546 Collision Probability (Pc) Trend

    PROTOMETHEE & STARLINK-34546 Collision Probability (Pc) TrendNot Available

    PROTOMETHEE & STARLINK-34546 Miss Distance (Miss Distance) Trend

    PROTOMETHEE & STARLINK-34546 Miss Distance (Miss Distance) TrendNot Available

    PROTOMETHEEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34546Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PROTOMETHEECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34546Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PROTOMETHEE

    No nearby objects data