Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.711138E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:31:07+0800
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    1 Object 1

    AOE ID 48311
    NORAD ID 48311
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63833
    NORAD ID 63833
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter STARLINK-2534 HERMES 4
    Time of Closest Approach 2026-09-05T20:57:44+0000
    Collision Probability (Pc) 1.711138E-6
    Conjunction Distance (km) 2.533 km
    Relative Speed (km/s) 14.735 km/s
    Conjunction Risk Parameters R (Radial): 1.543 | I (In-track): 0.537 | C (Cross-track): 1.936
    Collision Risk Index (CRI) 0.4
    X Position (km) -5174.588 -5176.804
    Position Y (km) 4238.362 4237.776
    Position Z (km) 1466.393 1467.469
    Velocity X (km/s) -3.973 1.896
    Velocity Y (km/s) -2.8 -0.257
    Velocity Z (km/s) -5.886 7.388

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2534 HERMES 4
    Semimajor Axis (a) 6848.827 km 6848.295 km
    Eccentricity (e) 0.000110 0.000096
    Inclination (i) 53.1607° 97.3754°
    RAAN 342.1293° 139.9158°
    Perigee Argument 88.6565° 324.3507°
    Mean Anomaly (M) 271.4563° 35.7670°
    Apogee 471.447 km 470.817 km
    Perigee 469.933 km 469.499 km
    Orbit Epoch 2026-09-03T07:10:28+0000 2026-09-03T10:54:13+0000

    STARLINK-2534 & HERMES 4 Collision Probability (Pc) Trend

    STARLINK-2534 & HERMES 4 Collision Probability (Pc) TrendNot Available

    STARLINK-2534 & HERMES 4 Miss Distance (Miss Distance) Trend

    STARLINK-2534 & HERMES 4 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2534Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HERMES 4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2534Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES 4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2534

    No nearby objects data