Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.912287E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T12:09:11+0800
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    1 Object 1

    Name IRS B3
    AOE ID 23827
    NORAD ID 23827
    Object Type PAYLOAD
    Country
    IN IN
    VS

    2 Object 2

    AOE ID 26168
    NORAD ID 26168
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRS B3 CZ-4 DEB
    Time of Closest Approach 2026-09-15T07:31:13+0000
    Collision Probability (Pc) 2.912287E-5
    Conjunction Distance (km) 0.69 km
    Relative Speed (km/s) 2.68 km/s
    Conjunction Risk Parameters R (Radial): -0.075 | I (In-track): 0.673 | C (Cross-track): -0.128
    Collision Risk Index (CRI) 0.64
    X Position (km) 1065.035 1065.313
    Position Y (km) 398.17 397.545
    Position Z (km) -7110.166 -7110.083
    Velocity X (km/s) 1.839 4.224
    Velocity Y (km/s) -7.197 -6.075
    Velocity Z (km/s) -0.126 0.356

    Orbital Parameters 国际轨道数据源

    Parameter IRS B3 CZ-4 DEB
    Semimajor Axis (a) 7190.814 km 7150.412 km
    Eccentricity (e) 0.000415 0.010272
    Inclination (i) 99.0256° 98.7850°
    RAAN 282.3217° 303.2656°
    Perigee Argument 56.9265° 44.0203°
    Mean Anomaly (M) 303.2311° 329.3478°
    Apogee 815.663 km 845.725 km
    Perigee 809.691 km 698.825 km
    Orbit Epoch 2026-09-13T12:05:43+0000 2026-09-13T09:09:25+0000

    IRS B3 & CZ-4 DEB Collision Probability (Pc) Trend

    IRS B3 & CZ-4 DEB Collision Probability (Pc) TrendNot Available

    IRS B3 & CZ-4 DEB Miss Distance (Miss Distance) Trend

    IRS B3 & CZ-4 DEB Miss Distance (Miss Distance) TrendNot Available

    IRS B3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRS B3Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRS B3

    No nearby objects data