Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.374291E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:37:43+0800
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    1 Object 1

    AOE ID 35573
    NORAD ID 35573
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 58700
    NORAD ID 58700
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter CZ-4B DEB TIANMU-1 15
    Time of Closest Approach 2026-09-13T09:54:08+0000
    Collision Probability (Pc) 1.374291E-6
    Conjunction Distance (km) 2.467 km
    Relative Speed (km/s) 9.396 km/s
    Conjunction Risk Parameters R (Radial): -1.956 | I (In-track): 1.184 | C (Cross-track): 0.926
    Collision Risk Index (CRI) 0.38
    X Position (km) -783.896 -785.197
    Position Y (km) 856.076 855.273
    Position Z (km) -6770.917 -6772.853
    Velocity X (km/s) 7.521 1.076
    Velocity Y (km/s) 0.826 7.482
    Velocity Z (km/s) -0.734 0.826

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B DEB TIANMU-1 15
    Semimajor Axis (a) 6854.105 km 6861.685 km
    Eccentricity (e) 0.004445 0.000821
    Inclination (i) 97.7934° 97.4668°
    RAAN 1.1361° 80.1633°
    Perigee Argument 26.6600° 43.2490°
    Mean Anomaly (M) 333.6911° 316.9392°
    Apogee 506.437 km 489.182 km
    Perigee 445.499 km 477.914 km
    Orbit Epoch 2026-09-09T05:52:12+0000 2026-09-10T22:31:18+0000

    CZ-4B DEB & TIANMU-1 15 Collision Probability (Pc) Trend

    CZ-4B DEB & TIANMU-1 15 Collision Probability (Pc) TrendNot Available

    CZ-4B DEB & TIANMU-1 15 Miss Distance (Miss Distance) Trend

    CZ-4B DEB & TIANMU-1 15 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 15Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 15Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B DEB

    No nearby objects data