Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.903291E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T15:53:12+0800
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    1 Object 1

    AOE ID 58702
    NORAD ID 58702
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 67831
    NORAD ID 67831
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 17 STARLINK-36661
    Time of Closest Approach 2026-09-12T08:32:40+0000
    Collision Probability (Pc) 1.903291E-6
    Conjunction Distance (km) 2.351 km
    Relative Speed (km/s) 13.936 km/s
    Conjunction Risk Parameters R (Radial): 1.114 | I (In-track): 0.856 | C (Cross-track): -1.884
    Collision Risk Index (CRI) 0.41
    X Position (km) 1335.982 1334.384
    Position Y (km) 5859.591 5860.401
    Position Z (km) 3299.303 3300.826
    Velocity X (km/s) 0.292 -5.755
    Velocity Y (km/s) -3.802 3.391
    Velocity Z (km/s) 6.608 -3.682

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 17 STARLINK-36661
    Semimajor Axis (a) 6861.384 km 6861.103 km
    Eccentricity (e) 0.000675 0.000116
    Inclination (i) 97.4643° 42.9998°
    RAAN 79.9017° 304.1360°
    Perigee Argument 62.2929° 282.2844°
    Mean Anomaly (M) 297.8994° 77.7878°
    Apogee 487.882 km 483.759 km
    Perigee 478.612 km 482.173 km
    Orbit Epoch 2026-09-10T23:24:08+0000 2026-09-10T10:26:57+0000

    TIANMU-1 17 & STARLINK-36661 Collision Probability (Pc) Trend

    TIANMU-1 17 & STARLINK-36661 Collision Probability (Pc) TrendNot Available

    TIANMU-1 17 & STARLINK-36661 Miss Distance (Miss Distance) Trend

    TIANMU-1 17 & STARLINK-36661 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36661Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36661Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 17

    No nearby objects data