Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.578191E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:52:34+0800
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    1 Object 1

    AOE ID 48426
    NORAD ID 48426
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 54093
    NORAD ID 54093
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANQI-12 STARLINK-5213
    Time of Closest Approach 2026-09-12T11:07:31+0000
    Collision Probability (Pc) 1.578191E-5
    Conjunction Distance (km) 0.984 km
    Relative Speed (km/s) 6.318 km/s
    Conjunction Risk Parameters R (Radial): -0.43 | I (In-track): 0.802 | C (Cross-track): 0.373
    Collision Risk Index (CRI) 0.59
    X Position (km) -2327.708 -2326.734
    Position Y (km) -5184.691 -5184.56
    Position Z (km) 3914.044 3914.038
    Velocity X (km/s) 6.72 6.263
    Velocity Y (km/s) -3.499 0.437
    Velocity Z (km/s) -0.631 4.288

    Orbital Parameters 国际轨道数据源

    Parameter TIANQI-12 STARLINK-5213
    Semimajor Axis (a) 6905.597 km 6905.046 km
    Eccentricity (e) 0.000440 0.000157
    Inclination (i) 34.9979° 53.1608°
    RAAN 149.0431° 217.2175°
    Perigee Argument 335.5612° 117.9488°
    Mean Anomaly (M) 24.4891° 186.7931°
    Apogee 530.500 km 527.995 km
    Perigee 524.420 km 525.823 km
    Orbit Epoch 2026-09-11T22:01:22+0000 2026-09-11T22:00:02+0000

    TIANQI-12 & STARLINK-5213 Collision Probability (Pc) Trend

    TIANQI-12 & STARLINK-5213 Collision Probability (Pc) TrendNot Available

    TIANQI-12 & STARLINK-5213 Miss Distance (Miss Distance) Trend

    TIANQI-12 & STARLINK-5213 Miss Distance (Miss Distance) TrendNot Available

    TIANQI-12Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5213Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANQI-12Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5213Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANQI-12

    No nearby objects data