Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.599554E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:46:01+0800
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    1 Object 1

    AOE ID 57877
    NORAD ID 57877
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

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

    Conjunction Constraints

    Parameter STARLINK-30284 TIANMU-1 13
    Time of Closest Approach 2026-09-13T01:19:57+0000
    Collision Probability (Pc) 1.599554E-6
    Conjunction Distance (km) 2.099 km
    Relative Speed (km/s) 6.993 km/s
    Conjunction Risk Parameters R (Radial): 0.275 | I (In-track): -1.846 | C (Cross-track): 0.96
    Collision Risk Index (CRI) 0.39
    X Position (km) 673.028 673.696
    Position Y (km) -6802.07 -6801.562
    Position Z (km) 582.09 584.014
    Velocity X (km/s) 5.525 -1.038
    Velocity Y (km/s) 0.994 0.556
    Velocity Z (km/s) 5.163 7.536

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30284 TIANMU-1 13
    Semimajor Axis (a) 6861.187 km 6861.712 km
    Eccentricity (e) 0.000128 0.000719
    Inclination (i) 43.0006° 97.3449°
    RAAN 292.5806° 274.2231°
    Perigee Argument 269.4098° 40.6371°
    Mean Anomaly (M) 90.6607° 319.5403°
    Apogee 483.930 km 488.508 km
    Perigee 482.170 km 478.642 km
    Orbit Epoch 2026-09-09T03:08:44+0000 2026-09-10T22:59:52+0000

    STARLINK-30284 & TIANMU-1 13 Collision Probability (Pc) Trend

    STARLINK-30284 & TIANMU-1 13 Collision Probability (Pc) TrendNot Available

    STARLINK-30284 & TIANMU-1 13 Miss Distance (Miss Distance) Trend

    STARLINK-30284 & TIANMU-1 13 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30284Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 13Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30284Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 13Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30284

    No nearby objects data