Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.181972E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T15:50:23+0800
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    1 Object 1

    AOE ID 44611
    NORAD ID 44611
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69002
    NORAD ID 69002
    Object Type PAYLOAD
    Country
    SG SG

    Conjunction Constraints

    Parameter CZ-2D DEB NULINK-1
    Time of Closest Approach 2026-09-05T21:44:37+0000
    Collision Probability (Pc) 1.181972E-6
    Conjunction Distance (km) 2.9 km
    Relative Speed (km/s) 11.052 km/s
    Conjunction Risk Parameters R (Radial): -2.301 | I (In-track): -1.206 | C (Cross-track): -1.286
    Collision Risk Index (CRI) 0.36
    X Position (km) 1408.906 1408.215
    Position Y (km) 140.534 142.237
    Position Z (km) 6814.397 6812.154
    Velocity X (km/s) -4.699 6.035
    Velocity Y (km/s) -5.824 -4.419
    Velocity Z (km/s) 1.073 -1.152

    Orbital Parameters 国际轨道数据源

    Parameter CZ-2D DEB NULINK-1
    Semimajor Axis (a) 6956.394 km 6967.176 km
    Eccentricity (e) 0.002649 0.000336
    Inclination (i) 98.2391° 97.7241°
    RAAN 48.8405° 143.6474°
    Perigee Argument 211.2901° 84.9334°
    Mean Anomaly (M) 148.6744° 275.2269°
    Apogee 596.685 km 591.384 km
    Perigee 559.829 km 586.694 km
    Orbit Epoch 2026-09-04T21:18:18+0000 2026-09-04T13:07:48+0000

    CZ-2D DEB & NULINK-1 Collision Probability (Pc) Trend

    CZ-2D DEB & NULINK-1 Collision Probability (Pc) TrendNot Available

    CZ-2D DEB & NULINK-1 Miss Distance (Miss Distance) Trend

    CZ-2D DEB & NULINK-1 Miss Distance (Miss Distance) TrendNot Available

    CZ-2D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NULINK-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-2D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NULINK-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-2D DEB

    No nearby objects data