Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.136394E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T07:58:08+0800
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    1 Object 1

    AOE ID 38039
    NORAD ID 38039
    Object Type ROCKET BODY
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 58647
    NORAD ID 58647
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4B R/B TIANMU-1 13
    Time of Closest Approach 2026-10-22T20:58:42+0000
    Collision Probability (Pc) 1.136394E-4
    Conjunction Distance (km) 0.635 km
    Relative Speed (km/s) 14.987 km/s
    Conjunction Risk Parameters R (Radial): -0.264 | I (In-track): -0.112 | C (Cross-track): -0.566
    Collision Risk Index (CRI) 0.76
    X Position (km) 4050.844 4050.652
    Position Y (km) -3155.794 -3156.377
    Position Z (km) -4559.378 -4559.543
    Velocity X (km/s) -4.889 3.13
    Velocity Y (km/s) 1.907 -4.088
    Velocity Z (km/s) -5.542 5.609

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B R/B TIANMU-1 13
    Semimajor Axis (a) 6893.423 km 6860.711 km
    Eccentricity (e) 0.011959 0.000453
    Inclination (i) 98.4509° 97.3422°
    RAAN 147.0474° 312.9912°
    Perigee Argument 297.1031° 236.7222°
    Mean Anomaly (M) 61.8040° 123.3584°
    Apogee 597.726 km 485.682 km
    Perigee 432.846 km 479.466 km
    Orbit Epoch 2026-10-20T12:34:51+0000 2026-10-20T07:51:23+0000

    CZ-4B R/B & TIANMU-1 13 Collision Probability (Pc) Trend

    CZ-4B R/B & TIANMU-1 13 Collision Probability (Pc) TrendNot Available

    CZ-4B R/B & TIANMU-1 13 Miss Distance (Miss Distance) Trend

    CZ-4B R/B & TIANMU-1 13 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B R/B

    No nearby objects data