Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.290819E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T14:29:02+0800
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    1 Object 1

    AOE ID 15767
    NORAD ID 15767
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 53476
    NORAD ID 53476
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1275 DEB STARLINK-4378
    Time of Closest Approach 2026-09-13T21:31:28+0000
    Collision Probability (Pc) 2.290819E-6
    Conjunction Distance (km) 2.158 km
    Relative Speed (km/s) 13.955 km/s
    Conjunction Risk Parameters R (Radial): 2.058 | I (In-track): -0.262 | C (Cross-track): -0.595
    Collision Risk Index (CRI) 0.42
    X Position (km) 167.829 167.757
    Position Y (km) 929.043 928.686
    Position Z (km) -6864.101 -6866.228
    Velocity X (km/s) -6.23 7.428
    Velocity Y (km/s) 4.283 1.421
    Velocity Z (km/s) 0.431 0.373

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1275 DEB STARLINK-4378
    Semimajor Axis (a) 6919.021 km 6921.146 km
    Eccentricity (e) 0.000576 0.000321
    Inclination (i) 82.8812° 97.2858°
    RAAN 146.9728° 9.3159°
    Perigee Argument 57.0400° 114.8903°
    Mean Anomaly (M) 303.1383° 216.5898°
    Apogee 544.873 km 545.228 km
    Perigee 536.895 km 540.790 km
    Orbit Epoch 2026-09-11T20:33:32+0000 2026-09-11T22:00:02+0000

    COSMOS 1275 DEB & STARLINK-4378 Collision Probability (Pc) Trend

    COSMOS 1275 DEB & STARLINK-4378 Collision Probability (Pc) TrendNot Available

    COSMOS 1275 DEB & STARLINK-4378 Miss Distance (Miss Distance) Trend

    COSMOS 1275 DEB & STARLINK-4378 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1275 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4378Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1275 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4378Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1275 DEB

    No nearby objects data