Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.583764E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:28:51+0800
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    1 Object 1

    AOE ID 42647
    NORAD ID 42647
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 55835
    NORAD ID 55835
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter DELTA 1 DEB ONEWEB-0720
    Time of Closest Approach 2026-09-12T03:21:50+0000
    Collision Probability (Pc) 4.583764E-5
    Conjunction Distance (km) 0.82 km
    Relative Speed (km/s) 12.142 km/s
    Conjunction Risk Parameters R (Radial): -0.792 | I (In-track): -0.116 | C (Cross-track): 0.173
    Collision Risk Index (CRI) 0.68
    X Position (km) -648.781 -648.65
    Position Y (km) 1140.554 1140.616
    Position Z (km) -7457.512 -7458.319
    Velocity X (km/s) 5.412 2.123
    Velocity Y (km/s) 4.775 -6.818
    Velocity Z (km/s) 0.259 -1.228

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB ONEWEB-0720
    Semimajor Axis (a) 7515.069 km 7563.905 km
    Eccentricity (e) 0.006614 0.000199
    Inclination (i) 99.7547° 87.9113°
    RAAN 38.9398° 287.8778°
    Perigee Argument 100.1746° 83.5487°
    Mean Anomaly (M) 260.6847° 276.5872°
    Apogee 1186.640 km 1187.276 km
    Perigee 1087.224 km 1184.260 km
    Orbit Epoch 2026-09-09T03:44:00+0000 2026-09-11T00:34:30+0000

    DELTA 1 DEB & ONEWEB-0720 Collision Probability (Pc) Trend

    DELTA 1 DEB & ONEWEB-0720 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & ONEWEB-0720 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & ONEWEB-0720 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0720Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0720Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data