Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.444812E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:57:28+0800
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    1 Object 1

    AOE ID 42805
    NORAD ID 42805
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59779
    NORAD ID 59779
    Object Type UNKNOWN
    Country
    CIS CIS

    Conjunction Constraints

    Parameter IRIDIUM 120 OBJECT G
    Time of Closest Approach 2026-09-18T10:12:58+0000
    Collision Probability (Pc) 1.444812E-6
    Conjunction Distance (km) 2.547 km
    Relative Speed (km/s) 11.237 km/s
    Conjunction Risk Parameters R (Radial): -0.57 | I (In-track): 1.623 | C (Cross-track): -1.877
    Collision Risk Index (CRI) 0.38
    X Position (km) -667.203 -664.978
    Position Y (km) 907.003 905.784
    Position Z (km) -7075.678 -7075.467
    Velocity X (km/s) 1.589 6.962
    Velocity Y (km/s) -7.197 2.642
    Velocity Z (km/s) -1.073 -0.312

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 120 OBJECT G
    Semimajor Axis (a) 7155.805 km 7163.619 km
    Eccentricity (e) 0.000204 0.001095
    Inclination (i) 86.3912° 98.6798°
    RAAN 284.1925° 17.6369°
    Perigee Argument 90.6438° 305.5092°
    Mean Anomaly (M) 269.4991° 54.5070°
    Apogee 779.125 km 793.325 km
    Perigee 776.211 km 777.639 km
    Orbit Epoch 2026-09-15T12:20:51+0000 2026-09-15T15:33:48+0000

    IRIDIUM 120 & OBJECT G Collision Probability (Pc) Trend

    IRIDIUM 120 & OBJECT G Collision Probability (Pc) TrendNot Available

    IRIDIUM 120 & OBJECT G Miss Distance (Miss Distance) Trend

    IRIDIUM 120 & OBJECT G Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 120Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT GMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 120Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT GCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 120

    No nearby objects data