Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.68254E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T17:02:58+0800
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    1 Object 1

    AOE ID 3818
    NORAD ID 3818
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 55804
    NORAD ID 55804
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter COSMOS 272 ONEWEB-0640
    Time of Closest Approach 2026-10-22T13:06:15+0000
    Collision Probability (Pc) 4.68254E-6
    Conjunction Distance (km) 1.662 km
    Relative Speed (km/s) 14.105 km/s
    Conjunction Risk Parameters R (Radial): -1.65 | I (In-track): 0.054 | C (Cross-track): -0.183
    Collision Risk Index (CRI) 0.48
    X Position (km) 718.02 717.678
    Position Y (km) 5162.563 5161.483
    Position Z (km) 5504.886 5503.67
    Velocity X (km/s) -3.543 0.341
    Velocity Y (km/s) -4.376 5.268
    Velocity Z (km/s) 4.559 -4.973

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 272 ONEWEB-0640
    Semimajor Axis (a) 7570.688 km 7583.932 km
    Eccentricity (e) 0.001974 0.000200
    Inclination (i) 73.9911° 87.8906°
    RAAN 65.5557° 264.4420°
    Perigee Argument 238.5272° 65.2711°
    Mean Anomaly (M) 233.7458° 294.8627°
    Apogee 1207.499 km 1207.314 km
    Perigee 1177.603 km 1204.276 km
    Orbit Epoch 2026-10-21T19:12:26+0000 2026-10-21T21:48:50+0000

    COSMOS 272 & ONEWEB-0640 Collision Probability (Pc) Trend

    COSMOS 272 & ONEWEB-0640 Collision Probability (Pc) TrendNot Available

    COSMOS 272 & ONEWEB-0640 Miss Distance (Miss Distance) Trend

    COSMOS 272 & ONEWEB-0640 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 272Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0640Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 272Collision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0640Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 272

    No nearby objects data