Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.918319E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:31:06+0800
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    1 Object 1

    AOE ID 34729
    NORAD ID 34729
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 58017
    NORAD ID 58017
    Object Type PAYLOAD
    Country
    TW TW

    Conjunction Constraints

    Parameter COSMOS 2251 DEB FORMOSAT-7R/TRITON
    Time of Closest Approach 2026-09-12T20:23:26+0000
    Collision Probability (Pc) 2.918319E-6
    Conjunction Distance (km) 1.989 km
    Relative Speed (km/s) 14.933 km/s
    Conjunction Risk Parameters R (Radial): -0.366 | I (In-track): -0.292 | C (Cross-track): -1.932
    Collision Risk Index (CRI) 0.44
    X Position (km) -2867.26 -2867.93
    Position Y (km) 2140.37 2138.643
    Position Z (km) -5992.691 -5993.414
    Velocity X (km/s) -6.814 6.208
    Velocity Y (km/s) 0.022 -2.125
    Velocity Z (km/s) 3.255 -3.732

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB FORMOSAT-7R/TRITON
    Semimajor Axis (a) 6976.363 km 6971.939 km
    Eccentricity (e) 0.001709 0.000221
    Inclination (i) 74.0151° 97.8308°
    RAAN 177.9568° 334.5090°
    Perigee Argument 229.8546° 121.6056°
    Mean Anomaly (M) 186.5979° 238.5378°
    Apogee 610.148 km 595.344 km
    Perigee 586.304 km 592.260 km
    Orbit Epoch 2026-09-09T20:24:37+0000 2026-09-10T17:23:55+0000

    COSMOS 2251 DEB & FORMOSAT-7R/TRITON Collision Probability (Pc) Trend

    COSMOS 2251 DEB & FORMOSAT-7R/TRITON Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & FORMOSAT-7R/TRITON Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & FORMOSAT-7R/TRITON Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FORMOSAT-7R/TRITONMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FORMOSAT-7R/TRITONCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data