Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.169184E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:49:44+0800
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    1 Object 1

    AOE ID 12723
    NORAD ID 12723
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 40894
    NORAD ID 40894
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 1275 DEB GAOFEN 9
    Time of Closest Approach 2026-09-17T16:33:15+0000
    Collision Probability (Pc) 2.169184E-6
    Conjunction Distance (km) 2.259 km
    Relative Speed (km/s) 15.062 km/s
    Conjunction Risk Parameters R (Radial): 1.779 | I (In-track): -0.047 | C (Cross-track): -1.39
    Collision Risk Index (CRI) 0.42
    X Position (km) 1365.728 1364.122
    Position Y (km) -932.513 -932.839
    Position Z (km) -6808.36 -6806.806
    Velocity X (km/s) -2.942 2.608
    Velocity Y (km/s) 6.766 -6.918
    Velocity Z (km/s) -1.516 1.45

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1275 DEB GAOFEN 9
    Semimajor Axis (a) 6998.865 km 6997.941 km
    Eccentricity (e) 0.000121 0.002670
    Inclination (i) 82.9330° 97.6220°
    RAAN 117.9289° 290.1793°
    Perigee Argument 21.5841° 200.2726°
    Mean Anomaly (M) 338.5426° 159.7431°
    Apogee 621.577 km 638.488 km
    Perigee 619.879 km 601.120 km
    Orbit Epoch 2026-09-14T08:01:55+0000 2026-09-15T14:42:39+0000

    COSMOS 1275 DEB & GAOFEN 9 Collision Probability (Pc) Trend

    COSMOS 1275 DEB & GAOFEN 9 Collision Probability (Pc) TrendNot Available

    COSMOS 1275 DEB & GAOFEN 9 Miss Distance (Miss Distance) Trend

    COSMOS 1275 DEB & GAOFEN 9 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1275 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GAOFEN 9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1275 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    GAOFEN 9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1275 DEB

    No nearby objects data