Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.640763E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T23:28:39+0800
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    1 Object 1

    AOE ID 58647
    NORAD ID 58647
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 58744
    NORAD ID 58744
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 13 STARLINK-31167
    Time of Closest Approach 2026-09-12T19:01:46+0000
    Collision Probability (Pc) 3.640763E-5
    Conjunction Distance (km) 0.912 km
    Relative Speed (km/s) 14.348 km/s
    Conjunction Risk Parameters R (Radial): 0.777 | I (In-track): 0.163 | C (Cross-track): -0.447
    Collision Risk Index (CRI) 0.66
    X Position (km) 694.184 694.683
    Position Y (km) -6822.074 -6822.797
    Position Z (km) 203.61 203.852
    Velocity X (km/s) -0.994 5.565
    Velocity Y (km/s) 0.136 0.406
    Velocity Z (km/s) 7.561 -5.198

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-31167
    Semimajor Axis (a) 6861.727 km 6861.213 km
    Eccentricity (e) 0.000724 0.000136
    Inclination (i) 97.3450° 43.0029°
    RAAN 273.5780° 114.0776°
    Perigee Argument 42.6008° 269.3993°
    Mean Anomaly (M) 317.5792° 90.6703°
    Apogee 488.556 km 484.009 km
    Perigee 478.624 km 482.143 km
    Orbit Epoch 2026-09-10T07:16:29+0000 2026-09-09T21:12:29+0000

    TIANMU-1 13 & STARLINK-31167 Collision Probability (Pc) Trend

    TIANMU-1 13 & STARLINK-31167 Collision Probability (Pc) TrendNot Available

    TIANMU-1 13 & STARLINK-31167 Miss Distance (Miss Distance) Trend

    TIANMU-1 13 & STARLINK-31167 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31167Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31167Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 13

    No nearby objects data