Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.720605E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T09:39:30+0800
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    1 Object 1

    AOE ID 57399
    NORAD ID 57399
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63833
    NORAD ID 63833
    Object Type PAYLOAD
    Country
    IT IT

    Conjunction Constraints

    Parameter TIANMU-1 07 HERMES 4
    Time of Closest Approach 2026-09-07T01:23:09+0000
    Collision Probability (Pc) 1.720605E-6
    Conjunction Distance (km) 2.528 km
    Relative Speed (km/s) 14.789 km/s
    Conjunction Risk Parameters R (Radial): 2.461 | I (In-track): -0.142 | C (Cross-track): -0.562
    Collision Risk Index (CRI) 0.4
    X Position (km) -2318.926 -2317.656
    Position Y (km) 2660.101 2659.528
    Position Z (km) 5865.457 5863.348
    Velocity X (km/s) -2.759 5.596
    Velocity Y (km/s) 6.009 -3.528
    Velocity Z (km/s) -3.809 3.804

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 07 HERMES 4
    Semimajor Axis (a) 6852.134 km 6848.257 km
    Eccentricity (e) 0.000227 0.000090
    Inclination (i) 97.2527° 97.3754°
    RAAN 296.7303° 140.8915°
    Perigee Argument 167.3703° 314.0717°
    Mean Anomaly (M) 192.7596° 46.0451°
    Apogee 475.554 km 470.737 km
    Perigee 472.440 km 469.503 km
    Orbit Epoch 2026-09-04T21:05:07+0000 2026-09-04T10:25:09+0000

    TIANMU-1 07 & HERMES 4 Collision Probability (Pc) Trend

    TIANMU-1 07 & HERMES 4 Collision Probability (Pc) TrendNot Available

    TIANMU-1 07 & HERMES 4 Miss Distance (Miss Distance) Trend

    TIANMU-1 07 & HERMES 4 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 07Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HERMES 4Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 07Collision Probability Trend

    Object 1 Probability TrendNot Available

    HERMES 4Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 07

    No nearby objects data