Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.483995E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T19:47:35+0800
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    1 Object 1

    AOE ID 26385
    NORAD ID 26385
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 41786
    NORAD ID 41786
    Object Type PAYLOAD
    Country
    DZ DZ

    Conjunction Constraints

    Parameter TZINGHUA 1 ALSAT 2B
    Time of Closest Approach 2026-10-19T00:49:41+0000
    Collision Probability (Pc) 3.483995E-6
    Conjunction Distance (km) 1.724 km
    Relative Speed (km/s) 10.622 km/s
    Conjunction Risk Parameters R (Radial): 1.527 | I (In-track): 0.563 | C (Cross-track): 0.568
    Collision Risk Index (CRI) 0.46
    X Position (km) -1097.267 -1097.985
    Position Y (km) -819.28 -818.819
    Position Z (km) 6891.423 6892.92
    Velocity X (km/s) 1.016 -7.361
    Velocity Y (km/s) 7.394 1.201
    Velocity Z (km/s) 1.042 -1.028

    Orbital Parameters 国际轨道数据源

    Parameter TZINGHUA 1 ALSAT 2B
    Semimajor Axis (a) 7044.392 km 7036.038 km
    Eccentricity (e) 0.001589 0.000147
    Inclination (i) 97.8986° 97.9757°
    RAAN 258.9460° 349.7561°
    Perigee Argument 75.4163° 117.5067°
    Mean Anomaly (M) 284.8804° 242.6289°
    Apogee 677.452 km 658.937 km
    Perigee 655.058 km 656.865 km
    Orbit Epoch 2026-10-16T20:07:23+0000 2026-10-16T21:46:34+0000

    TZINGHUA 1 & ALSAT 2B Collision Probability (Pc) Trend

    TZINGHUA 1 & ALSAT 2B Collision Probability (Pc) TrendNot Available

    TZINGHUA 1 & ALSAT 2B Miss Distance (Miss Distance) Trend

    TZINGHUA 1 & ALSAT 2B Miss Distance (Miss Distance) TrendNot Available

    TZINGHUA 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ALSAT 2BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TZINGHUA 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    ALSAT 2BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TZINGHUA 1

    No nearby objects data