Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    8.302285E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T09:44:38+0800
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    1 Object 1

    AOE ID 26121
    NORAD ID 26121
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 48439
    NORAD ID 48439
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4 DEB STARLINK-2583
    Time of Closest Approach 2026-10-30T17:29:03+0000
    Collision Probability (Pc) 8.302285E-5
    Conjunction Distance (km) 0.675 km
    Relative Speed (km/s) 12.052 km/s
    Conjunction Risk Parameters R (Radial): -0.663 | I (In-track): -0.08 | C (Cross-track): -0.087
    Collision Risk Index (CRI) 0.73
    X Position (km) -1072.204 -1072.141
    Position Y (km) -3950.316 -3949.838
    Position Z (km) 5459.028 5458.557
    Velocity X (km/s) -3.413 7.361
    Velocity Y (km/s) -5.226 -2.065
    Velocity Z (km/s) -4.426 -0.048

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4 DEB STARLINK-2583
    Semimajor Axis (a) 6844.017 km 6831.116 km
    Eccentricity (e) 0.002817 0.000178
    Inclination (i) 98.6795° 53.1597°
    RAAN 60.5830° 173.9123°
    Perigee Argument 97.6255° 80.1343°
    Mean Anomaly (M) 262.8185° 279.9862°
    Apogee 485.161 km 454.194 km
    Perigee 446.599 km 451.764 km
    Orbit Epoch 2026-10-28T14:49:19+0000 2026-10-28T15:10:37+0000

    CZ-4 DEB & STARLINK-2583 Collision Probability (Pc) Trend

    CZ-4 DEB & STARLINK-2583 Collision Probability (Pc) TrendNot Available

    CZ-4 DEB & STARLINK-2583 Miss Distance (Miss Distance) Trend

    CZ-4 DEB & STARLINK-2583 Miss Distance (Miss Distance) TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-2583Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-2583Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4 DEB

    No nearby objects data