Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.25321E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T21:01:32+0800
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    1 Object 1

    AOE ID 26220
    NORAD ID 26220
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69928
    NORAD ID 69928
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB LEMUR-2-ALYX
    Time of Closest Approach 2026-10-17T08:50:46+0000
    Collision Probability (Pc) 5.25321E-6
    Conjunction Distance (km) 1.591 km
    Relative Speed (km/s) 13.639 km/s
    Conjunction Risk Parameters R (Radial): 0.897 | I (In-track): -0.562 | C (Cross-track): 1.187
    Collision Risk Index (CRI) 0.49
    X Position (km) -1954.585 -1954.106
    Position Y (km) -1225.314 -1226.563
    Position Z (km) -6583.707 -6584.567
    Velocity X (km/s) 3.559 -7.146
    Velocity Y (km/s) 6.307 -0.851
    Velocity Z (km/s) -2.216 2.274

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB LEMUR-2-ALYX
    Semimajor Axis (a) 7013.904 km 6967.347 km
    Eccentricity (e) 0.006692 0.000821
    Inclination (i) 98.6675° 97.7465°
    RAAN 56.3411° 188.0808°
    Perigee Argument 273.9199° 176.2889°
    Mean Anomaly (M) 235.1201° 183.8393°
    Apogee 682.706 km 594.934 km
    Perigee 588.828 km 583.486 km
    Orbit Epoch 2026-10-15T22:15:23+0000 2026-10-16T04:12:47+0000

    CZ-4 DEB & LEMUR-2-ALYX Collision Probability (Pc) Trend

    CZ-4 DEB & LEMUR-2-ALYX Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & LEMUR-2-ALYX Miss Distance (Miss Distance) Trend

    CZ-4 DEB & LEMUR-2-ALYX Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    LEMUR-2-ALYXMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    LEMUR-2-ALYXCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data