Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.292197E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T06:19:56+0800
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    1 Object 1

    AOE ID 55280
    NORAD ID 55280
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57401
    NORAD ID 57401
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5331 TIANMU-1 09
    Time of Closest Approach 2026-10-16T13:51:58+0000
    Collision Probability (Pc) 3.292197E-6
    Conjunction Distance (km) 1.868 km
    Relative Speed (km/s) 13.868 km/s
    Conjunction Risk Parameters R (Radial): 1.737 | I (In-track): -0.272 | C (Cross-track): 0.631
    Collision Risk Index (CRI) 0.45
    X Position (km) -1864.645 -1865.13
    Position Y (km) 1691.589 1692.679
    Position Z (km) -6381.251 -6382.687
    Velocity X (km/s) -6.666 6.68
    Velocity Y (km/s) -3.54 -2.532
    Velocity Z (km/s) 1.009 -2.624

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5331 TIANMU-1 09
    Semimajor Axis (a) 6855.278 km 6851.033 km
    Eccentricity (e) 0.000298 0.000497
    Inclination (i) 69.9998° 97.2403°
    RAAN 208.7758° 335.6320°
    Perigee Argument 266.9667° 79.9070°
    Mean Anomaly (M) 93.1167° 280.2731°
    Apogee 479.186 km 476.299 km
    Perigee 475.096 km 469.493 km
    Orbit Epoch 2026-10-15T05:15:47+0000 2026-10-15T14:49:06+0000

    STARLINK-5331 & TIANMU-1 09 Collision Probability (Pc) Trend

    STARLINK-5331 & TIANMU-1 09 Collision Probability (Pc) TrendNot Available

    STARLINK-5331 & TIANMU-1 09 Miss Distance (Miss Distance) Trend

    STARLINK-5331 & TIANMU-1 09 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5331Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 09Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5331Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 09Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5331

    No nearby objects data