Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.371291E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T03:30:22+0800
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    1 Object 1

    AOE ID 33894
    NORAD ID 33894
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 57793
    NORAD ID 57793
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB TIANQI 22
    Time of Closest Approach 2026-10-18T06:44:40+0000
    Collision Probability (Pc) 4.371291E-6
    Conjunction Distance (km) 1.637 km
    Relative Speed (km/s) 11.856 km/s
    Conjunction Risk Parameters R (Radial): -1.625 | I (In-track): 0.143 | C (Cross-track): 0.125
    Collision Risk Index (CRI) 0.48
    X Position (km) 4516.854 4515.777
    Position Y (km) 3345.742 3345.152
    Position Z (km) 4480.507 4479.425
    Velocity X (km/s) 2.093 -5.767
    Velocity Y (km/s) 4.941 3.355
    Velocity Z (km/s) -5.417 3.315

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB TIANQI 22
    Semimajor Axis (a) 7555.115 km 7192.764 km
    Eccentricity (e) 0.056774 0.001202
    Inclination (i) 73.7643° 49.9705°
    RAAN 231.5231° 357.7624°
    Perigee Argument 107.2989° 327.1848°
    Mean Anomaly (M) 259.1011° 32.8317°
    Apogee 1605.910 km 823.270 km
    Perigee 748.046 km 805.984 km
    Orbit Epoch 2026-10-17T06:28:57+0000 2026-10-17T11:57:09+0000

    COSMOS 2251 DEB & TIANQI 22 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & TIANQI 22 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & TIANQI 22 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & TIANQI 22 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 22Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 22Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data