Conjunction Event Detail

    ⚠
    Extreme Risk
    Extreme collision probability. Maneuver strongly recommended for primary asset.
    1.242762E-3
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:14:57+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 58873
    NORAD ID 58873
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 13 STARLINK-31177
    Time of Closest Approach 2026-10-28T12:58:48+0000
    Collision Probability (Pc) 1.242762E-3
    Conjunction Distance (km) 0.077 km
    Relative Speed (km/s) 8.907 km/s
    Conjunction Risk Parameters R (Radial): -0.057 | I (In-track): -0.036 | C (Cross-track): -0.034
    Collision Risk Index (CRI) 0.97
    X Position (km) -4694.154 -4694.079
    Position Y (km) 3147.329 3147.313
    Position Z (km) 3881.956 3881.957
    Velocity X (km/s) -2.89 -5.426
    Velocity Y (km/s) 3.361 -4.509
    Velocity Z (km/s) -6.207 -2.898

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-31177
    Semimajor Axis (a) 6860.535 km 6861.193 km
    Eccentricity (e) 0.000515 0.000118
    Inclination (i) 97.3405° 43.0104°
    RAAN 319.8277° 20.7668°
    Perigee Argument 206.2348° 258.3058°
    Mean Anomaly (M) 153.8632° 101.7661°
    Apogee 485.929 km 483.870 km
    Perigee 478.867 km 482.242 km
    Orbit Epoch 2026-10-27T06:28:51+0000 2026-10-27T06:37:28+0000

    TIANMU-1 13 & STARLINK-31177 Collision Probability (Pc) Trend

    TIANMU-1 13 & STARLINK-31177 Collision Probability (Pc) TrendNot Available

    TIANMU-1 13 & STARLINK-31177 Miss Distance (Miss Distance) Trend

    TIANMU-1 13 & STARLINK-31177 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31177Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31177Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 13

    No nearby objects data