Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.180501E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:04:24+0800
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    1 Object 1

    AOE ID 26175
    NORAD ID 26175
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 48214
    NORAD ID 48214
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter CZ-4 DEB ONEWEB-0218
    Time of Closest Approach 2026-09-16T03:52:40+0000
    Collision Probability (Pc) 4.180501E-6
    Conjunction Distance (km) 1.73 km
    Relative Speed (km/s) 14.263 km/s
    Conjunction Risk Parameters R (Radial): -0.494 | I (In-track): -0.207 | C (Cross-track): 1.645
    Collision Risk Index (CRI) 0.47
    X Position (km) 154.553 156.197
    Position Y (km) 3418.793 3419.246
    Position Z (km) 6759.657 6759.944
    Velocity X (km/s) 2.123 -0.296
    Velocity Y (km/s) -6.118 6.472
    Velocity Z (km/s) 2.992 -3.26

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB ONEWEB-0218
    Semimajor Axis (a) 7344.070 km 7583.932 km
    Eccentricity (e) 0.033050 0.000150
    Inclination (i) 98.7271° 87.8904°
    RAAN 102.6485° 271.7006°
    Perigee Argument 241.5291° 69.2837°
    Mean Anomaly (M) 115.2205° 290.8453°
    Apogee 1208.655 km 1206.934 km
    Perigee 723.211 km 1204.656 km
    Orbit Epoch 2026-09-13T12:52:41+0000 2026-09-15T10:50:41+0000

    CZ-4 DEB & ONEWEB-0218 Collision Probability (Pc) Trend

    CZ-4 DEB & ONEWEB-0218 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & ONEWEB-0218 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & ONEWEB-0218 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0218Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0218Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data