Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.912559E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:03:31+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53252
    NORAD ID 53252
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63243
    NORAD ID 63243
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter STARLINK-4132 HERMES-2
    Time of Closest Approach 2026-09-05T21:54:19+0000
    Collision Probability (Pc) 3.912559E-6
    Conjunction Distance (km) 1.566 km
    Relative Speed (km/s) 8.138 km/s
    Conjunction Risk Parameters R (Radial): 0.287 | I (In-track): 1.303 | C (Cross-track): -0.818
    Collision Risk Index (CRI) 0.47
    X Position (km) 3669.18 3669.036
    Position Y (km) -3469.157 -3468.216
    Position Z (km) -4634.643 -4635.885
    Velocity X (km/s) 2.088 -4.598
    Velocity Y (km/s) 6.564 2.519
    Velocity Z (km/s) -3.263 -5.532

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4132 HERMES-2
    Semimajor Axis (a) 6848.934 km 6849.088 km
    Eccentricity (e) 0.000109 0.000418
    Inclination (i) 53.1593° 97.3770°
    RAAN 104.5664° 141.1929°
    Perigee Argument 83.1335° 169.9920°
    Mean Anomaly (M) 276.9791° 190.1406°
    Apogee 471.546 km 473.814 km
    Perigee 470.048 km 468.088 km
    Orbit Epoch 2026-09-03T10:55:46+0000 2026-09-03T15:37:29+0000

    STARLINK-4132 & HERMES-2 Collision Probability (Pc) Trend

    STARLINK-4132 & HERMES-2 Collision Probability (Pc) TrendNot Available

    STARLINK-4132 & HERMES-2 Miss Distance (Miss Distance) Trend

    STARLINK-4132 & HERMES-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4132Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HERMES-2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4132Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4132

    No nearby objects data