Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.273552E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T04:17:44+0800
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    1 Object 1

    AOE ID 47822
    NORAD ID 47822
    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-2407 HERMES-2
    Time of Closest Approach 2026-10-19T18:11:39+0000
    Collision Probability (Pc) 6.273552E-5
    Conjunction Distance (km) 0.744 km
    Relative Speed (km/s) 12.224 km/s
    Conjunction Risk Parameters R (Radial): 0.615 | I (In-track): 0.253 | C (Cross-track): 0.335
    Collision Risk Index (CRI) 0.71
    X Position (km) -3943.93 -3944.442
    Position Y (km) -1204.691 -1205.137
    Position Z (km) -5475.278 -5475.579
    Velocity X (km/s) 2.663 -6.157
    Velocity Y (km/s) -7.13 -0.182
    Velocity Z (km/s) -0.35 4.483

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2407 HERMES-2
    Semimajor Axis (a) 6848.850 km 6847.557 km
    Eccentricity (e) 0.000133 0.000583
    Inclination (i) 53.1590° 97.3717°
    RAAN 304.8361° 184.5016°
    Perigee Argument 85.4282° 55.4459°
    Mean Anomaly (M) 274.6871° 304.7332°
    Apogee 471.624 km 473.415 km
    Perigee 469.802 km 465.425 km
    Orbit Epoch 2026-10-17T02:23:42+0000 2026-10-17T03:43:52+0000

    STARLINK-2407 & HERMES-2 Collision Probability (Pc) Trend

    STARLINK-2407 & HERMES-2 Collision Probability (Pc) TrendNot Available

    STARLINK-2407 & HERMES-2 Miss Distance (Miss Distance) Trend

    STARLINK-2407 & HERMES-2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2407Miss 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-2407Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES-2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2407

    No nearby objects data