Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.89893E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:15:50+0800
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    1 Object 1

    AOE ID 44883
    NORAD ID 44883
    Object Type PAYLOAD
    Country
    CHBZ CHBZ
    VS

    2 Object 2

    AOE ID 68878
    NORAD ID 68878
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CBERS 4A KUIPER-00483
    Time of Closest Approach 2026-09-18T06:32:22+0000
    Collision Probability (Pc) 2.89893E-5
    Conjunction Distance (km) 0.96 km
    Relative Speed (km/s) 13.3 km/s
    Conjunction Risk Parameters R (Radial): 0.551 | I (In-track): -0.373 | C (Cross-track): -0.691
    Collision Risk Index (CRI) 0.64
    X Position (km) -3551.628 -3551.81
    Position Y (km) 3017.415 3018.354
    Position Z (km) -5237.569 -5237.641
    Velocity X (km/s) 5.216 -6.123
    Velocity Y (km/s) -2.358 -3.979
    Velocity Z (km/s) -4.898 1.862

    Orbital Parameters 国际轨道数据源

    Parameter CBERS 4A KUIPER-00483
    Semimajor Axis (a) 7002.646 km 7007.527 km
    Eccentricity (e) 0.000183 0.000173
    Inclination (i) 98.0112° 51.8984°
    RAAN 326.0799° 219.0600°
    Perigee Argument 50.9197° 329.4761°
    Mean Anomaly (M) 309.2179° 30.6101°
    Apogee 625.794 km 630.602 km
    Perigee 623.224 km 628.178 km
    Orbit Epoch 2026-09-15T14:17:35+0000 2026-09-14T07:14:40+0000

    CBERS 4A & KUIPER-00483 Collision Probability (Pc) Trend

    CBERS 4A & KUIPER-00483 Collision Probability (Pc) TrendNot Available

    CBERS 4A & KUIPER-00483 Miss Distance (Miss Distance) Trend

    CBERS 4A & KUIPER-00483 Miss Distance (Miss Distance) TrendNot Available

    CBERS 4AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00483Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CBERS 4ACollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00483Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CBERS 4A

    No nearby objects data