Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.209843E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T23:39:51+0800
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    1 Object 1

    AOE ID 14780
    NORAD ID 14780
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 25454
    NORAD ID 25454
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter LANDSAT 5 SL-14 DEB
    Time of Closest Approach 2026-09-12T17:25:26+0000
    Collision Probability (Pc) 2.209843E-6
    Conjunction Distance (km) 2.238 km
    Relative Speed (km/s) 15.021 km/s
    Conjunction Risk Parameters R (Radial): -1.313 | I (In-track): 0.225 | C (Cross-track): -1.797
    Collision Risk Index (CRI) 0.42
    X Position (km) -43.736 -43.989
    Position Y (km) -973.112 -974.702
    Position Z (km) -6867.348 -6865.795
    Velocity X (km/s) -7.569 7.282
    Velocity Y (km/s) 0.156 -2.08
    Velocity Z (km/s) -0.026 0.251

    Orbital Parameters 国际轨道数据源

    Parameter LANDSAT 5 SL-14 DEB
    Semimajor Axis (a) 6930.256 km 6939.663 km
    Eccentricity (e) 0.006809 0.001748
    Inclination (i) 98.0655° 82.1418°
    RAAN 178.2500° 344.3182°
    Perigee Argument 183.3650° 281.8344°
    Mean Anomaly (M) 176.7127° 78.0919°
    Apogee 599.310 km 573.654 km
    Perigee 504.928 km 549.398 km
    Orbit Epoch 2026-09-12T05:03:32+0000 2026-09-12T05:01:19+0000

    LANDSAT 5 & SL-14 DEB Collision Probability (Pc) Trend

    LANDSAT 5 & SL-14 DEB Collision Probability (Pc) TrendNot Available

    LANDSAT 5 & SL-14 DEB Miss Distance (Miss Distance) Trend

    LANDSAT 5 & SL-14 DEB Miss Distance (Miss Distance) TrendNot Available

    LANDSAT 5Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SL-14 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LANDSAT 5Collision Probability Trend

    Object 1 Probability TrendNot Available

    SL-14 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LANDSAT 5

    No nearby objects data