Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.18061E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T05:49:50+0800
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    1 Object 1

    AOE ID 48365
    NORAD ID 48365
    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-2608 HERMES 4
    Time of Closest Approach 2026-10-20T18:31:08+0000
    Collision Probability (Pc) 2.18061E-5
    Conjunction Distance (km) 1.064 km
    Relative Speed (km/s) 14.67 km/s
    Conjunction Risk Parameters R (Radial): 0.099 | I (In-track): -0.276 | C (Cross-track): -1.021
    Collision Risk Index (CRI) 0.62
    X Position (km) 6412.833 6412.525
    Position Y (km) 482.532 483.486
    Position Z (km) -2364.482 -2364.837
    Velocity X (km/s) 1.65 -2.513
    Velocity Y (km/s) 5.009 -1.234
    Velocity Z (km/s) 5.511 -7.094

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2608 HERMES 4
    Semimajor Axis (a) 6848.848 km 6846.114 km
    Eccentricity (e) 0.000067 0.000457
    Inclination (i) 53.1601° 97.3707°
    RAAN 31.8292° 184.4030°
    Perigee Argument 57.0912° 109.9305°
    Mean Anomaly (M) 303.0153° 250.2430°
    Apogee 471.168 km 471.107 km
    Perigee 470.254 km 464.847 km
    Orbit Epoch 2026-10-18T07:07:22+0000 2026-10-18T02:58:18+0000

    STARLINK-2608 & HERMES 4 Collision Probability (Pc) Trend

    STARLINK-2608 & HERMES 4 Collision Probability (Pc) TrendNot Available

    STARLINK-2608 & HERMES 4 Miss Distance (Miss Distance) Trend

    STARLINK-2608 & HERMES 4 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2608Miss 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-2608Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES 4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2608

    No nearby objects data