Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.302493E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T22:19:32+0800
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    1 Object 1

    AOE ID 63243
    NORAD ID 63243
    Object Type PAYLOAD
    Country
    IT IT
    ← VS →

    2 Object 2

    AOE ID 67661
    NORAD ID 67661
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter HERMES-2 STARLINK-36674
    Time of Closest Approach 2026-10-21T11:29:37+0000
    Collision Probability (Pc) 7.302493E-6
    Conjunction Distance (km) 1.447 km
    Relative Speed (km/s) 14.083 km/s
    Conjunction Risk Parameters R (Radial): 1.409 | I (In-track): -0.136 | C (Cross-track): 0.3
    Collision Risk Index (CRI) 0.52
    X Position (km) -2200.653 -2200.136
    Position Y (km) 504.577 504.796
    Position Z (km) 6453.608 6452.274
    Velocity X (km/s) 7.136 -5.83
    Velocity Y (km/s) 1.409 4.347
    Velocity Z (km/s) 2.321 -2.323

    Orbital Parameters 国际轨道数据源

    Parameter HERMES-2 STARLINK-36674
    Semimajor Axis (a) 6847.471 km 6843.637 km
    Eccentricity (e) 0.000573 0.000131
    Inclination (i) 97.3716° 97.2847°
    RAAN 186.5173° 323.0380°
    Perigee Argument 50.8023° 94.5212°
    Mean Anomaly (M) 309.3727° 265.6180°
    Apogee 473.255 km 466.394 km
    Perigee 465.413 km 464.606 km
    Orbit Epoch 2026-10-19T04:19:17+0000 2026-10-18T20:22:58+0000

    HERMES-2 & STARLINK-36674 Collision Probability (Pc) Trend

    HERMES-2 & STARLINK-36674 Collision Probability (Pc) TrendNot Available

    HERMES-2 & STARLINK-36674 Miss Distance (Miss Distance) Trend

    HERMES-2 & STARLINK-36674 Miss Distance (Miss Distance) TrendNot Available

    HERMES-2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36674Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HERMES-2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36674Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HERMES-2

    No nearby objects data