Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.5187E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:45:51+0800
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    1 Object 1

    AOE ID 56418
    NORAD ID 56418
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58703
    NORAD ID 58703
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-5356 TIANMU-1 18
    Time of Closest Approach 2026-10-27T21:22:43+0000
    Collision Probability (Pc) 1.5187E-5
    Conjunction Distance (km) 1.174 km
    Relative Speed (km/s) 14.353 km/s
    Conjunction Risk Parameters R (Radial): -0.759 | I (In-track): 0.292 | C (Cross-track): 0.847
    Collision Risk Index (CRI) 0.59
    X Position (km) 4129.841 4129.663
    Position Y (km) -5477.646 -5478.741
    Position Z (km) -115.895 -115.509
    Velocity X (km/s) 4.503 -0.863
    Velocity Y (km/s) 3.29 -0.499
    Velocity Z (km/s) 5.201 -7.559

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5356 TIANMU-1 18
    Semimajor Axis (a) 6861.160 km 6860.816 km
    Eccentricity (e) 0.000163 0.000415
    Inclination (i) 43.0030° 97.4631°
    RAAN 311.6729° 126.5111°
    Perigee Argument 270.4504° 221.0289°
    Mean Anomaly (M) 160.5044° 139.0638°
    Apogee 484.143 km 485.526 km
    Perigee 481.903 km 479.832 km
    Orbit Epoch 2026-10-27T06:00:04+0000 2026-10-27T06:26:29+0000

    STARLINK-5356 & TIANMU-1 18 Collision Probability (Pc) Trend

    STARLINK-5356 & TIANMU-1 18 Collision Probability (Pc) TrendNot Available

    STARLINK-5356 & TIANMU-1 18 Miss Distance (Miss Distance) Trend

    STARLINK-5356 & TIANMU-1 18 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5356Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5356Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5356

    No nearby objects data