Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.339439E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:04:24+0800
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    1 Object 1

    AOE ID 63834
    NORAD ID 63834
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 66802
    NORAD ID 66802
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HERMES-5 STARLINK-35604
    Time of Closest Approach 2026-10-20T13:55:21+0000
    Collision Probability (Pc) 1.339439E-6
    Conjunction Distance (km) 2.71 km
    Relative Speed (km/s) 11.696 km/s
    Conjunction Risk Parameters R (Radial): 2.709 | I (In-track): -0.042 | C (Cross-track): 0.064
    Collision Risk Index (CRI) 0.38
    X Position (km) -4866.205 -4868.105
    Position Y (km) -1231.125 -1231.548
    Position Z (km) -4676.981 -4678.866
    Velocity X (km/s) -5.279 1.885
    Velocity Y (km/s) 0.044 -7.381
    Velocity Z (km/s) 5.49 -0.018

    Orbital Parameters 国际轨道数据源

    Parameter HERMES-5 STARLINK-35604
    Semimajor Axis (a) 6852.524 km 6861.178 km
    Eccentricity (e) 0.000579 0.000160
    Inclination (i) 97.3799° 42.9976°
    RAAN 185.8394° 291.7700°
    Perigee Argument 74.9335° 280.8538°
    Mean Anomaly (M) 285.2546° 79.2133°
    Apogee 478.352 km 484.141 km
    Perigee 470.422 km 481.941 km
    Orbit Epoch 2026-10-19T03:35:28+0000 2026-10-19T06:55:52+0000

    HERMES-5 & STARLINK-35604 Collision Probability (Pc) Trend

    HERMES-5 & STARLINK-35604 Collision Probability (Pc) TrendNot Available

    HERMES-5 & STARLINK-35604 Miss Distance (Miss Distance) Trend

    HERMES-5 & STARLINK-35604 Miss Distance (Miss Distance) TrendNot Available

    HERMES-5Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35604Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HERMES-5Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35604Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HERMES-5

    No nearby objects data