Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.453809E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T11:47:42+0800
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    1 Object 1

    AOE ID 14240
    NORAD ID 14240
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 42963
    NORAD ID 42963
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1486 IRIDIUM 139
    Time of Closest Approach 2026-09-14T11:21:15+0000
    Collision Probability (Pc) 1.453809E-6
    Conjunction Distance (km) 2.544 km
    Relative Speed (km/s) 11.324 km/s
    Conjunction Risk Parameters R (Radial): -1.719 | I (In-track): -1.216 | C (Cross-track): 1.427
    Collision Risk Index (CRI) 0.38
    X Position (km) -2114.294 -2114.628
    Position Y (km) 7.181 8.833
    Position Z (km) -6847.406 -6845.501
    Velocity X (km/s) -2.61 6.947
    Velocity Y (km/s) -6.928 -1.613
    Velocity Z (km/s) 0.791 -2.149

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1486 IRIDIUM 139
    Semimajor Axis (a) 7153.573 km 7155.805 km
    Eccentricity (e) 0.001287 0.000216
    Inclination (i) 74.0545° 86.4031°
    RAAN 249.4550° 348.4107°
    Perigee Argument 148.8523° 93.5771°
    Mean Anomaly (M) 328.9466° 266.5672°
    Apogee 784.645 km 779.215 km
    Perigee 766.227 km 776.121 km
    Orbit Epoch 2026-09-13T11:11:30+0000 2026-09-13T12:24:35+0000

    COSMOS 1486 & IRIDIUM 139 Collision Probability (Pc) Trend

    COSMOS 1486 & IRIDIUM 139 Collision Probability (Pc) TrendNot Available

    COSMOS 1486 & IRIDIUM 139 Miss Distance (Miss Distance) Trend

    COSMOS 1486 & IRIDIUM 139 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1486Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 139Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1486Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 139Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1486

    No nearby objects data