Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.105682E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T05:07:15+0800
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    1 Object 1

    AOE ID 21443
    NORAD ID 21443
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 50497
    NORAD ID 50497
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter DELTA 1 DEB ONEWEB-0424
    Time of Closest Approach 2026-09-17T01:37:32+0000
    Collision Probability (Pc) 2.105682E-6
    Conjunction Distance (km) 1.956 km
    Relative Speed (km/s) 8.306 km/s
    Conjunction Risk Parameters R (Radial): -0.183 | I (In-track): 1.602 | C (Cross-track): 1.108
    Collision Risk Index (CRI) 0.41
    X Position (km) -1269.924 -1267.993
    Position Y (km) 806.078 805.82
    Position Z (km) -7425.879 -7426.05
    Velocity X (km/s) 6.364 5.178
    Velocity Y (km/s) 3.328 -4.865
    Velocity Z (km/s) -0.736 -1.413

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB ONEWEB-0424
    Semimajor Axis (a) 7518.415 km 7567.882 km
    Eccentricity (e) 0.006883 0.000162
    Inclination (i) 99.8434° 87.9172°
    RAAN 25.1831° 317.6952°
    Perigee Argument 97.4435° 101.5345°
    Mean Anomaly (M) 328.2742° 258.5969°
    Apogee 1192.026 km 1190.968 km
    Perigee 1088.530 km 1188.522 km
    Orbit Epoch 2026-09-15T14:22:27+0000 2026-09-14T14:02:40+0000

    DELTA 1 DEB & ONEWEB-0424 Collision Probability (Pc) Trend

    DELTA 1 DEB & ONEWEB-0424 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & ONEWEB-0424 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & ONEWEB-0424 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0424Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0424Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data