Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.030737E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T08:10:02+0800
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    1 Object 1

    AOE ID 63833
    NORAD ID 63833
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 68397
    NORAD ID 68397
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HERMES 4 STARLINK-37194
    Time of Closest Approach 2026-10-28T09:24:19+0000
    Collision Probability (Pc) 1.030737E-4
    Conjunction Distance (km) 0.632 km
    Relative Speed (km/s) 12.624 km/s
    Conjunction Risk Parameters R (Radial): -0.315 | I (In-track): -0.31 | C (Cross-track): -0.45
    Collision Risk Index (CRI) 0.75
    X Position (km) 1028.948 1029.402
    Position Y (km) 1159.395 1159.081
    Position Z (km) 6657.082 6657.391
    Velocity X (km/s) 7.303 -0.899
    Velocity Y (km/s) 1.717 -7.445
    Velocity Z (km/s) -1.424 1.432

    Orbital Parameters 国际轨道数据源

    Parameter HERMES 4 STARLINK-37194
    Semimajor Axis (a) 6845.659 km 6843.673 km
    Eccentricity (e) 0.000481 0.000122
    Inclination (i) 97.3715° 97.2855°
    RAAN 192.4035° 80.4823°
    Perigee Argument 93.4486° 98.9202°
    Mean Anomaly (M) 266.7306° 261.2179°
    Apogee 470.814 km 466.370 km
    Perigee 464.230 km 464.702 km
    Orbit Epoch 2026-10-26T03:41:48+0000 2026-10-27T03:18:22+0000

    HERMES 4 & STARLINK-37194 Collision Probability (Pc) Trend

    HERMES 4 & STARLINK-37194 Collision Probability (Pc) TrendNot Available

    HERMES 4 & STARLINK-37194 Miss Distance (Miss Distance) Trend

    HERMES 4 & STARLINK-37194 Miss Distance (Miss Distance) TrendNot Available

    HERMES 4Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37194Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HERMES 4Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37194Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HERMES 4

    No nearby objects data