Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.00875E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T23:27:06+0800
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    1 Object 1

    AOE ID 18123
    NORAD ID 18123
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 20792
    NORAD ID 20792
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter DMSP 5D-2 F8 (USA 26) CZ-4 DEB
    Time of Closest Approach 2026-10-24T04:39:15+0000
    Collision Probability (Pc) 2.00875E-5
    Conjunction Distance (km) 1.087 km
    Relative Speed (km/s) 14.557 km/s
    Conjunction Risk Parameters R (Radial): 0.982 | I (In-track): -0.102 | C (Cross-track): 0.456
    Collision Risk Index (CRI) 0.61
    X Position (km) -2111.909 -2111.194
    Position Y (km) 4880.054 4879.578
    Position Z (km) 4859.425 4858.759
    Velocity X (km/s) 3.36 -0.544
    Velocity Y (km/s) -3.911 5.129
    Velocity Z (km/s) 5.361 -5.359

    Orbital Parameters 国际轨道数据源

    Parameter DMSP 5D-2 F8 (USA 26) CZ-4 DEB
    Semimajor Axis (a) 7204.936 km 7201.933 km
    Eccentricity (e) 0.001297 0.001547
    Inclination (i) 98.7328° 98.7777°
    RAAN 120.5643° 283.9941°
    Perigee Argument 148.1848° 29.3504°
    Mean Anomaly (M) 212.0115° 330.8538°
    Apogee 836.146 km 834.938 km
    Perigee 817.452 km 812.654 km
    Orbit Epoch 2026-10-23T06:27:40+0000 2026-10-22T21:35:01+0000

    DMSP 5D-2 F8 (USA 26) & CZ-4 DEB Collision Probability (Pc) Trend

    DMSP 5D-2 F8 (USA 26) & CZ-4 DEB Collision Probability (Pc) TrendNot Available

    DMSP 5D-2 F8 (USA 26) & CZ-4 DEB Miss Distance (Miss Distance) Trend

    DMSP 5D-2 F8 (USA 26) & CZ-4 DEB Miss Distance (Miss Distance) TrendNot Available

    DMSP 5D-2 F8 (USA 26)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DMSP 5D-2 F8 (USA 26)Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DMSP 5D-2 F8 (USA 26)

    No nearby objects data