Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.592992E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:35:12+0800
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    1 Object 1

    AOE ID 4948
    NORAD ID 4948
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 48044
    NORAD ID 48044
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter THORAD AGENA D DEB ONEWEB-0153
    Time of Closest Approach 2026-09-16T06:57:58+0000
    Collision Probability (Pc) 1.592992E-4
    Conjunction Distance (km) 0.551 km
    Relative Speed (km/s) 14.183 km/s
    Conjunction Risk Parameters R (Radial): 0.075 | I (In-track): 0.09 | C (Cross-track): 0.538
    Collision Risk Index (CRI) 0.79
    X Position (km) 1657.493 1657.976
    Position Y (km) -2153.186 -2152.951
    Position Z (km) 7076.336 7076.214
    Velocity X (km/s) 1.039 -3.52
    Velocity Y (km/s) -6.711 5.79
    Velocity Z (km/s) -2.327 2.581

    Orbital Parameters 国际轨道数据源

    Parameter THORAD AGENA D DEB ONEWEB-0153
    Semimajor Axis (a) 7440.746 km 7587.905 km
    Eccentricity (e) 0.020516 0.000181
    Inclination (i) 99.3949° 87.8930°
    RAAN 100.8655° 302.2838°
    Perigee Argument 275.4760° 95.9032°
    Mean Anomaly (M) 241.0492° 264.2304°
    Apogee 1215.265 km 1211.144 km
    Perigee 909.953 km 1208.392 km
    Orbit Epoch 2026-09-15T01:01:08+0000 2026-09-15T08:40:36+0000

    THORAD AGENA D DEB & ONEWEB-0153 Collision Probability (Pc) Trend

    THORAD AGENA D DEB & ONEWEB-0153 Collision Probability (Pc) TrendNot Available

    THORAD AGENA D DEB & ONEWEB-0153 Miss Distance (Miss Distance) Trend

    THORAD AGENA D DEB & ONEWEB-0153 Miss Distance (Miss Distance) TrendNot Available

    THORAD AGENA D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0153Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THORAD AGENA D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0153Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THORAD AGENA D DEB

    No nearby objects data