Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    6.459537E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T02:10:52+0800
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    1 Object 1

    AOE ID 41296
    NORAD ID 41296
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 57794
    NORAD ID 57794
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter NOAA 16 DEB TIANQI 23
    Time of Closest Approach 2026-09-15T00:46:11+0000
    Collision Probability (Pc) 6.459537E-5
    Conjunction Distance (km) 0.763 km
    Relative Speed (km/s) 14.33 km/s
    Conjunction Risk Parameters R (Radial): -0.296 | I (In-track): -0.186 | C (Cross-track): 0.678
    Collision Risk Index (CRI) 0.71
    X Position (km) -5003.253 -5003.917
    Position Y (km) 5178.517 5178.285
    Position Z (km) -78.658 -78.954
    Velocity X (km/s) 0.873 -3.483
    Velocity Y (km/s) 0.718 -3.279
    Velocity Z (km/s) -7.356 5.697

    Orbital Parameters 国际轨道数据源

    Parameter NOAA 16 DEB TIANQI 23
    Semimajor Axis (a) 7200.110 km 7193.080 km
    Eccentricity (e) 0.002385 0.001312
    Inclination (i) 98.7097° 49.9723°
    RAAN 310.1189° 142.5258°
    Perigee Argument 275.7529° 207.8558°
    Mean Anomaly (M) 84.0928° 152.1653°
    Apogee 839.149 km 824.384 km
    Perigee 804.797 km 805.502 km
    Orbit Epoch 2026-09-10T23:35:47+0000 2026-09-13T03:16:12+0000

    NOAA 16 DEB & TIANQI 23 Collision Probability (Pc) Trend

    NOAA 16 DEB & TIANQI 23 Collision Probability (Pc) TrendNot Available

    NOAA 16 DEB & TIANQI 23 Miss Distance (Miss Distance) Trend

    NOAA 16 DEB & TIANQI 23 Miss Distance (Miss Distance) TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 23Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 23Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NOAA 16 DEB

    No nearby objects data