Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.983987E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T09:35:31+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 61724
    NORAD ID 61724
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter PROTOMETHEE STARLINK-32528
    Time of Closest Approach 2026-09-12T21:47:17+0000
    Collision Probability (Pc) 9.983987E-7
    Conjunction Distance (km) 2.627 km
    Relative Speed (km/s) 6.449 km/s
    Conjunction Risk Parameters R (Radial): 2.59 | I (In-track): -0.4 | C (Cross-track): 0.182
    Collision Risk Index (CRI) 0.35
    X Position (km) -5351.477 -5349.359
    Position Y (km) 3049.673 3048.315
    Position Z (km) -2991.804 -2991.05
    Velocity X (km/s) 3.402 -0.361
    Velocity Y (km/s) -0.686 -5.647
    Velocity Z (km/s) -6.796 -5.119

    Orbital Parameters 国际轨道数据源

    Parameter PROTOMETHEE STARLINK-32528
    Semimajor Axis (a) 6846.582 km 6840.871 km
    Eccentricity (e) 0.000689 0.000130
    Inclination (i) 97.3718° 53.1604°
    RAAN 332.8501° 315.2363°
    Perigee Argument 205.5013° 75.8837°
    Mean Anomaly (M) 154.5890° 284.2310°
    Apogee 473.161 km 463.622 km
    Perigee 463.729 km 461.846 km
    Orbit Epoch 2026-09-11T19:49:05+0000 2026-09-11T13:35:55+0000

    PROTOMETHEE & STARLINK-32528 Collision Probability (Pc) Trend

    PROTOMETHEE & STARLINK-32528 Collision Probability (Pc) TrendNot Available

    PROTOMETHEE & STARLINK-32528 Miss Distance (Miss Distance) Trend

    PROTOMETHEE & STARLINK-32528 Miss Distance (Miss Distance) TrendNot Available

    PROTOMETHEEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32528Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    PROTOMETHEECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32528Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with PROTOMETHEE

    No nearby objects data