Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.361174E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:46:01+0800
    View CDM
    Download CDM 1.0

    1 Object 1

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

    2 Object 2

    AOE ID 59185
    NORAD ID 59185
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 13 STARLINK-31394
    Time of Closest Approach 2026-09-12T04:55:53+0000
    Collision Probability (Pc) 1.361174E-6
    Conjunction Distance (km) 2.912 km
    Relative Speed (km/s) 14.279 km/s
    Conjunction Risk Parameters R (Radial): 1.248 | I (In-track): -0.923 | C (Cross-track): 2.464
    Collision Risk Index (CRI) 0.38
    X Position (km) 425.538 423.319
    Position Y (km) -6651.858 -6653.508
    Position Z (km) 1614.839 1613.929
    Velocity X (km/s) -1.115 5.801
    Velocity Y (km/s) 1.724 -0.821
    Velocity Z (km/s) 7.347 -4.883

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 13 STARLINK-31394
    Semimajor Axis (a) 6861.712 km 6861.196 km
    Eccentricity (e) 0.000719 0.000108
    Inclination (i) 97.3449° 43.0031°
    RAAN 274.2231° 130.2857°
    Perigee Argument 40.6371° 270.0735°
    Mean Anomaly (M) 319.5403° 89.9992°
    Apogee 488.508 km 483.803 km
    Perigee 478.642 km 482.315 km
    Orbit Epoch 2026-09-10T22:59:52+0000 2026-09-08T09:13:04+0000

    TIANMU-1 13 & STARLINK-31394 Collision Probability (Pc) Trend

    TIANMU-1 13 & STARLINK-31394 Collision Probability (Pc) TrendNot Available

    TIANMU-1 13 & STARLINK-31394 Miss Distance (Miss Distance) Trend

    TIANMU-1 13 & STARLINK-31394 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31394Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31394Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 13

    No nearby objects data